Merge pull request #7501 from backstage/docs/analytics

[Documentation] Document the Analytics API

mkdocs.yml

@@ -100,8 +100,6 @@ nav:
           - Org Data: 'integrations/github/org.md'
       - GitLab:
           - Locations: 'integrations/gitlab/locations.md'
-      - Google Analytics:
-          - Installation: 'integrations/google-analytics/installation.md'
       - Google GCS:
           - Locations: 'integrations/google-cloud-storage/locations.md'
       - LDAP:
@@ -115,6 +113,7 @@ nav:
       - Plugin Development: 'plugins/plugin-development.md'
       - Integrate into the Software Catalog: 'plugins/integrating-plugin-into-software-catalog.md'
       - Composability System: 'plugins/composability.md'
+      - Plugin Analytics: 'plugins/analytics.md'
       - Backends and APIs:
           - Proxying: 'plugins/proxying.md'
           - Backend plugin: 'plugins/backend-plugin.md'