[FTR][Ownership] Upgrade Assistant, Watcher, etc (#197253)

## Summary

Assigning ownership to as many files as possible, with as few reviewers
as possible.

### Assignment Reasons

Assigned upgrade_assistant due to
https://github.com/elastic/kibana/blob/main/x-pack/plugins/upgrade_assistant/kibana.jsonc#L4

Assigned watcher due to
https://github.com/elastic/kibana/blob/main/x-pack/plugins/watcher/kibana.jsonc#L4

Assigned ingest_pipelines due to
https://github.com/elastic/kibana/blob/main/x-pack/plugins/ingest_pipelines/kibana.jsonc#L4

Assigned security solutions services only due to the name

Assigned detections_response due to the name

Assigned dashboard due to the name

Assigned index management due to
https://github.com/elastic/kibana/blob/main/x-pack/plugins/index_management/kibana.jsonc#L4

Assigned ilm due to
https://github.com/elastic/kibana/blob/main/x-pack/plugins/index_lifecycle_management/kibana.jsonc#L4

Contributes to: #194817

.github/CODEOWNERS

@@ -1280,6 +1280,7 @@ x-pack/test_serverless/**/test_suites/observability/ai_assistant @elastic/obs-ai
 ### END Observability Plugins
 
 # Presentation
+/x-pack/test/functional/apps/dashboard @elastic/kibana-presentation
 /x-pack/test/accessibility/apps/group3/maps.ts  @elastic/kibana-presentation
 /x-pack/test/accessibility/apps/group1/dashboard_panel_options.ts  @elastic/kibana-presentation
 /x-pack/test/accessibility/apps/group1/dashboard_links.ts  @elastic/kibana-presentation
@@ -1357,6 +1358,8 @@ x-pack/test_serverless/**/test_suites/observability/ai_assistant @elastic/obs-ai
 /.eslintignore @elastic/kibana-operations
 
 # Appex QA
+/x-pack/test/functional/config.*.* @elastic/appex-qa
+/x-pack/test/api_integration/ftr_provider_context.d.ts @elastic/appex-qa # Maybe this should be a glob?
 /x-pack/test/accessibility/services.ts @elastic/appex-qa
 /x-pack/test/accessibility/page_objects.ts @elastic/appex-qa
 /x-pack/test/accessibility/ftr_provider_context.d.ts @elastic/appex-qa
@@ -1536,6 +1539,15 @@ x-pack/test/api_integration/apis/management/index_management/inference_endpoints
 /x-pack/test/functional_search/ @elastic/search-kibana
 
 # Management Experience - Deployment Management
+/x-pack/test/api_integration/services/index_management.ts @elastic/kibana-management
+/x-pack/test/functional/services/grok_debugger.js @elastic/kibana-management
+/x-pack/test/functional/apps/grok_debugger @elastic/kibana-management
+/x-pack/test/functional/apps/index_lifecycle_management @elastic/kibana-management
+/x-pack/test/functional/apps/index_management @elastic/kibana-management
+/x-pack/test/api_integration/services/ingest_pipelines @elastic/kibana-management
+/x-pack/test/functional/apps/watcher @elastic/kibana-management
+/x-pack/test/api_integration/apis/watcher @elastic/kibana-management
+/x-pack/test/api_integration/apis/upgrade_assistant @elastic/kibana-management
 /x-pack/test/api_integration/apis/searchprofiler @elastic/kibana-management
 /x-pack/test/api_integration/apis/console @elastic/kibana-management
 /x-pack/test_serverless/**/test_suites/common/index_management/ @elastic/kibana-management
@@ -1572,6 +1584,8 @@ x-pack/test/api_integration/apis/management/index_management/inference_endpoints
 #CC# /x-pack/plugins/cross_cluster_replication/ @elastic/kibana-management
 
 # Security Solution
+/x-pack/test/common/services/security_solution @elastic/security-solution
+/x-pack/test/api_integration/services/security_solution_*.gen.ts @elastic/security-solution
 /x-pack/test/accessibility/apps/group3/security_solution.ts @elastic/security-solution
 /x-pack/test_serverless/functional/test_suites/security/config.ts @elastic/security-solution @elastic/appex-qa
 /x-pack/test_serverless/functional/test_suites/security/config.feature_flags.ts @elastic/security-solution
@@ -1635,6 +1649,7 @@ x-pack/test/security_solution_api_integration/test_suites/detections_response/us
 x-pack/test/security_solution_api_integration/test_suites/explore @elastic/security-threat-hunting-explore
 x-pack/test/security_solution_api_integration/test_suites/investigations @elastic/security-threat-hunting-investigations
 x-pack/test/security_solution_api_integration/test_suites/sources @elastic/security-detections-response
+/x-pack/test/common/utils/security_solution/detections_response @elastic/security-detections-response
 
 # Security Solution sub teams