feat: [networkconnectivity] add Network Connectivity Center APIs rela…

…ted to VPC spokes (#4725)

* feat: add Network Connectivity Center APIs related to VPC spokes

PiperOrigin-RevId: 569346113

Source-Link: googleapis/googleapis@1df1c4f

Source-Link: googleapis/googleapis-gen@5ac186a
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* 🦉 Updates from OwlBot post-processor

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Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>

packages/google-cloud-networkconnectivity/README.md

@@ -88,14 +88,23 @@ Samples are in the [`samples/`](https://github.com/googleapis/google-cloud-node/
 
 | Sample                      | Source Code                       | Try it |
 | --------------------------- | --------------------------------- | ------ |
+| Hub_service.accept_hub_spoke | [source code](https://github.com/googleapis/google-cloud-node/blob/main/packages/google-cloud-networkconnectivity/samples/generated/v1/hub_service.accept_hub_spoke.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/google-cloud-node&page=editor&open_in_editor=packages/google-cloud-networkconnectivity/samples/generated/v1/hub_service.accept_hub_spoke.js,packages/google-cloud-networkconnectivity/samples/README.md) |
 | Hub_service.create_hub | [source code](https://github.com/googleapis/google-cloud-node/blob/main/packages/google-cloud-networkconnectivity/samples/generated/v1/hub_service.create_hub.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/google-cloud-node&page=editor&open_in_editor=packages/google-cloud-networkconnectivity/samples/generated/v1/hub_service.create_hub.js,packages/google-cloud-networkconnectivity/samples/README.md) |
 | Hub_service.create_spoke | [source code](https://github.com/googleapis/google-cloud-node/blob/main/packages/google-cloud-networkconnectivity/samples/generated/v1/hub_service.create_spoke.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/google-cloud-node&page=editor&open_in_editor=packages/google-cloud-networkconnectivity/samples/generated/v1/hub_service.create_spoke.js,packages/google-cloud-networkconnectivity/samples/README.md) |
 | Hub_service.delete_hub | [source code](https://github.com/googleapis/google-cloud-node/blob/main/packages/google-cloud-networkconnectivity/samples/generated/v1/hub_service.delete_hub.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/google-cloud-node&page=editor&open_in_editor=packages/google-cloud-networkconnectivity/samples/generated/v1/hub_service.delete_hub.js,packages/google-cloud-networkconnectivity/samples/README.md) |
 | Hub_service.delete_spoke | [source code](https://github.com/googleapis/google-cloud-node/blob/main/packages/google-cloud-networkconnectivity/samples/generated/v1/hub_service.delete_spoke.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/google-cloud-node&page=editor&open_in_editor=packages/google-cloud-networkconnectivity/samples/generated/v1/hub_service.delete_spoke.js,packages/google-cloud-networkconnectivity/samples/README.md) |
+| Hub_service.get_group | [source code](https://github.com/googleapis/google-cloud-node/blob/main/packages/google-cloud-networkconnectivity/samples/generated/v1/hub_service.get_group.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/google-cloud-node&page=editor&open_in_editor=packages/google-cloud-networkconnectivity/samples/generated/v1/hub_service.get_group.js,packages/google-cloud-networkconnectivity/samples/README.md) |
 | Hub_service.get_hub | [source code](https://github.com/googleapis/google-cloud-node/blob/main/packages/google-cloud-networkconnectivity/samples/generated/v1/hub_service.get_hub.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/google-cloud-node&page=editor&open_in_editor=packages/google-cloud-networkconnectivity/samples/generated/v1/hub_service.get_hub.js,packages/google-cloud-networkconnectivity/samples/README.md) |
+| Hub_service.get_route | [source code](https://github.com/googleapis/google-cloud-node/blob/main/packages/google-cloud-networkconnectivity/samples/generated/v1/hub_service.get_route.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/google-cloud-node&page=editor&open_in_editor=packages/google-cloud-networkconnectivity/samples/generated/v1/hub_service.get_route.js,packages/google-cloud-networkconnectivity/samples/README.md) |
+| Hub_service.get_route_table | [source code](https://github.com/googleapis/google-cloud-node/blob/main/packages/google-cloud-networkconnectivity/samples/generated/v1/hub_service.get_route_table.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/google-cloud-node&page=editor&open_in_editor=packages/google-cloud-networkconnectivity/samples/generated/v1/hub_service.get_route_table.js,packages/google-cloud-networkconnectivity/samples/README.md) |
 | Hub_service.get_spoke | [source code](https://github.com/googleapis/google-cloud-node/blob/main/packages/google-cloud-networkconnectivity/samples/generated/v1/hub_service.get_spoke.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/google-cloud-node&page=editor&open_in_editor=packages/google-cloud-networkconnectivity/samples/generated/v1/hub_service.get_spoke.js,packages/google-cloud-networkconnectivity/samples/README.md) |
+| Hub_service.list_groups | [source code](https://github.com/googleapis/google-cloud-node/blob/main/packages/google-cloud-networkconnectivity/samples/generated/v1/hub_service.list_groups.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/google-cloud-node&page=editor&open_in_editor=packages/google-cloud-networkconnectivity/samples/generated/v1/hub_service.list_groups.js,packages/google-cloud-networkconnectivity/samples/README.md) |
+| Hub_service.list_hub_spokes | [source code](https://github.com/googleapis/google-cloud-node/blob/main/packages/google-cloud-networkconnectivity/samples/generated/v1/hub_service.list_hub_spokes.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/google-cloud-node&page=editor&open_in_editor=packages/google-cloud-networkconnectivity/samples/generated/v1/hub_service.list_hub_spokes.js,packages/google-cloud-networkconnectivity/samples/README.md) |
 | Hub_service.list_hubs | [source code](https://github.com/googleapis/google-cloud-node/blob/main/packages/google-cloud-networkconnectivity/samples/generated/v1/hub_service.list_hubs.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/google-cloud-node&page=editor&open_in_editor=packages/google-cloud-networkconnectivity/samples/generated/v1/hub_service.list_hubs.js,packages/google-cloud-networkconnectivity/samples/README.md) |
+| Hub_service.list_route_tables | [source code](https://github.com/googleapis/google-cloud-node/blob/main/packages/google-cloud-networkconnectivity/samples/generated/v1/hub_service.list_route_tables.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/google-cloud-node&page=editor&open_in_editor=packages/google-cloud-networkconnectivity/samples/generated/v1/hub_service.list_route_tables.js,packages/google-cloud-networkconnectivity/samples/README.md) |
+| Hub_service.list_routes | [source code](https://github.com/googleapis/google-cloud-node/blob/main/packages/google-cloud-networkconnectivity/samples/generated/v1/hub_service.list_routes.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/google-cloud-node&page=editor&open_in_editor=packages/google-cloud-networkconnectivity/samples/generated/v1/hub_service.list_routes.js,packages/google-cloud-networkconnectivity/samples/README.md) |
 | Hub_service.list_spokes | [source code](https://github.com/googleapis/google-cloud-node/blob/main/packages/google-cloud-networkconnectivity/samples/generated/v1/hub_service.list_spokes.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/google-cloud-node&page=editor&open_in_editor=packages/google-cloud-networkconnectivity/samples/generated/v1/hub_service.list_spokes.js,packages/google-cloud-networkconnectivity/samples/README.md) |
+| Hub_service.reject_hub_spoke | [source code](https://github.com/googleapis/google-cloud-node/blob/main/packages/google-cloud-networkconnectivity/samples/generated/v1/hub_service.reject_hub_spoke.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/google-cloud-node&page=editor&open_in_editor=packages/google-cloud-networkconnectivity/samples/generated/v1/hub_service.reject_hub_spoke.js,packages/google-cloud-networkconnectivity/samples/README.md) |
 | Hub_service.update_hub | [source code](https://github.com/googleapis/google-cloud-node/blob/main/packages/google-cloud-networkconnectivity/samples/generated/v1/hub_service.update_hub.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/google-cloud-node&page=editor&open_in_editor=packages/google-cloud-networkconnectivity/samples/generated/v1/hub_service.update_hub.js,packages/google-cloud-networkconnectivity/samples/README.md) |
 | Hub_service.update_spoke | [source code](https://github.com/googleapis/google-cloud-node/blob/main/packages/google-cloud-networkconnectivity/samples/generated/v1/hub_service.update_spoke.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/google-cloud-node&page=editor&open_in_editor=packages/google-cloud-networkconnectivity/samples/generated/v1/hub_service.update_spoke.js,packages/google-cloud-networkconnectivity/samples/README.md) |
 | Policy_based_routing_service.create_policy_based_route | [source code](https://github.com/googleapis/google-cloud-node/blob/main/packages/google-cloud-networkconnectivity/samples/generated/v1/policy_based_routing_service.create_policy_based_route.js) | [![Open in Cloud Shell][shell_img]](https://console.cloud.google.com/cloudshell/open?git_repo=https://github.com/googleapis/google-cloud-node&page=editor&open_in_editor=packages/google-cloud-networkconnectivity/samples/generated/v1/policy_based_routing_service.create_policy_based_route.js,packages/google-cloud-networkconnectivity/samples/README.md) |

packages/google-cloud-networkconnectivity/protos/google/cloud/networkconnectivity/v1/common.proto

@@ -1,4 +1,4 @@
-// Copyright 2022 Google LLC
+// Copyright 2023 Google LLC
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -39,10 +39,12 @@ option (google.api.resource_definition) = {
 // Represents the metadata of the long-running operation.
 message OperationMetadata {
   // Output only. The time the operation was created.
-  google.protobuf.Timestamp create_time = 1 [(google.api.field_behavior) = OUTPUT_ONLY];
+  google.protobuf.Timestamp create_time = 1
+      [(google.api.field_behavior) = OUTPUT_ONLY];
 
   // Output only. The time the operation finished running.
-  google.protobuf.Timestamp end_time = 2 [(google.api.field_behavior) = OUTPUT_ONLY];
+  google.protobuf.Timestamp end_time = 2
+      [(google.api.field_behavior) = OUTPUT_ONLY];
 
   // Output only. Server-defined resource path for the target of the operation.
   string target = 3 [(google.api.field_behavior) = OUTPUT_ONLY];
@@ -55,8 +57,9 @@ message OperationMetadata {
 
   // Output only. Identifies whether the user has requested cancellation
   // of the operation. Operations that have been cancelled successfully
-  // have [Operation.error][] value with a [google.rpc.Status.code][google.rpc.Status.code] of 1,
-  // corresponding to `Code.CANCELLED`.
+  // have [Operation.error][] value with a
+  // [google.rpc.Status.code][google.rpc.Status.code] of 1, corresponding to
+  // `Code.CANCELLED`.
   bool requested_cancellation = 6 [(google.api.field_behavior) = OUTPUT_ONLY];
 
   // Output only. API version used to start the operation.