Fix ARM Errors and update the swagger files. (#12293)

* Fix ARM Errors and update the swagger files.

* update

* update import export spec file.

* remove import/export from v2 and v1

in the original pr: 99b5b0c
the import export APIs were only added to v3.

* update import export spec file.

* separate db import export from this PR.

* revert importdatabases

specification/sql/resource-manager/Microsoft.Sql/preview/2020-02-02-preview/BlobAuditing.json

@@ -643,7 +643,7 @@
           "type": "integer"
         },
         "state": {
-          "description": "Specifies the state of the policy. If state is Enabled, storageEndpoint or isAzureMonitorTargetEnabled are required.",
+          "description": "Specifies the state of the audit. If state is Enabled, storageEndpoint or isAzureMonitorTargetEnabled are required.",
           "enum": [
             "Enabled",
             "Disabled"
@@ -661,6 +661,7 @@
         "storageAccountAccessKey": {
           "description": "Specifies the identifier key of the auditing storage account. \r\nIf state is Enabled and storageEndpoint is specified, not specifying the storageAccountAccessKey will use SQL server system-assigned managed identity to access the storage.\r\nPrerequisites for using managed identity authentication:\r\n1. Assign SQL Server a system-assigned managed identity in Azure Active Directory (AAD).\r\n2. Grant SQL Server identity access to the storage account by adding 'Storage Blob Data Contributor' RBAC role to the server identity.\r\nFor more information, see [Auditing to storage using Managed Identity authentication](https://go.microsoft.com/fwlink/?linkid=2114355)",
           "type": "string",
+          "x-ms-secret": true,
           "x-ms-mutability": [
             "create",
             "update"
@@ -749,7 +750,7 @@
           "type": "integer"
         },
         "state": {
-          "description": "Specifies the state of the policy. If state is Enabled, storageEndpoint or isAzureMonitorTargetEnabled are required.",
+          "description": "Specifies the state of the audit. If state is Enabled, storageEndpoint or isAzureMonitorTargetEnabled are required.",
           "enum": [
             "Enabled",
             "Disabled"
@@ -767,6 +768,7 @@
         "storageAccountAccessKey": {
           "description": "Specifies the identifier key of the auditing storage account. \r\nIf state is Enabled and storageEndpoint is specified, not specifying the storageAccountAccessKey will use SQL server system-assigned managed identity to access the storage.\r\nPrerequisites for using managed identity authentication:\r\n1. Assign SQL Server a system-assigned managed identity in Azure Active Directory (AAD).\r\n2. Grant SQL Server identity access to the storage account by adding 'Storage Blob Data Contributor' RBAC role to the server identity.\r\nFor more information, see [Auditing to storage using Managed Identity authentication](https://go.microsoft.com/fwlink/?linkid=2114355)",
           "type": "string",
+          "x-ms-secret": true,
           "x-ms-mutability": [
             "create",
             "update"
@@ -851,7 +853,7 @@
           "type": "integer"
         },
         "state": {
-          "description": "Specifies the state of the policy. If state is Enabled, storageEndpoint or isAzureMonitorTargetEnabled are required.",
+          "description": "Specifies the state of the audit. If state is Enabled, storageEndpoint or isAzureMonitorTargetEnabled are required.",
           "enum": [
             "Enabled",
             "Disabled"
@@ -869,6 +871,7 @@
         "storageAccountAccessKey": {
           "description": "Specifies the identifier key of the auditing storage account. \r\nIf state is Enabled and storageEndpoint is specified, not specifying the storageAccountAccessKey will use SQL server system-assigned managed identity to access the storage.\r\nPrerequisites for using managed identity authentication:\r\n1. Assign SQL Server a system-assigned managed identity in Azure Active Directory (AAD).\r\n2. Grant SQL Server identity access to the storage account by adding 'Storage Blob Data Contributor' RBAC role to the server identity.\r\nFor more information, see [Auditing to storage using Managed Identity authentication](https://go.microsoft.com/fwlink/?linkid=2114355)",
           "type": "string",
+          "x-ms-secret": true,
           "x-ms-mutability": [
             "create",
             "update"
@@ -949,7 +952,7 @@
           "type": "integer"
         },
         "state": {
-          "description": "Specifies the state of the policy. If state is Enabled, storageEndpoint or isAzureMonitorTargetEnabled are required.",
+          "description": "Specifies the state of the audit. If state is Enabled, storageEndpoint or isAzureMonitorTargetEnabled are required.",
           "enum": [
             "Enabled",
             "Disabled"
@@ -967,6 +970,7 @@
         "storageAccountAccessKey": {
           "description": "Specifies the identifier key of the auditing storage account. \r\nIf state is Enabled and storageEndpoint is specified, not specifying the storageAccountAccessKey will use SQL server system-assigned managed identity to access the storage.\r\nPrerequisites for using managed identity authentication:\r\n1. Assign SQL Server a system-assigned managed identity in Azure Active Directory (AAD).\r\n2. Grant SQL Server identity access to the storage account by adding 'Storage Blob Data Contributor' RBAC role to the server identity.\r\nFor more information, see [Auditing to storage using Managed Identity authentication](https://go.microsoft.com/fwlink/?linkid=2114355)",
           "type": "string",
+          "x-ms-secret": true,
           "x-ms-mutability": [
             "create",
             "update"