Add changelog for 4.52.0 (#5168)

* Add changelog for 4.52.0

* Update to match RELEASE_NOTES_GUIDE.md

* Restore URLs to point at TPGB repo

* Reorder sections alphabetically, remove `(beta)`

Author: SarahFrench

CHANGELOG.md

@@ -1,5 +1,26 @@
 ## 4.52.0 (Unreleased)
 
+FEATURES:
+* **New Data Source:** `google_secret_manager_secret_version_access` ([#5147](https://github.com/hashicorp/terraform-provider-google-beta/pull/5147))
+* **New Resource:** `google_cloudbuildv2_connection` ([#5140](https://github.com/hashicorp/terraform-provider-google-beta/pull/5140))
+* **New Resource:** `google_cloudbuildv2_repository` ([#5140](https://github.com/hashicorp/terraform-provider-google-beta/pull/5140))
+* **New Resource:** `google_workstations_workstation_cluster` ([#5154](https://github.com/hashicorp/terraform-provider-google-beta/pull/5154))
+
+IMPROVEMENTS:
+* bigquery: added support for federated Azure identities to BigQuery Omni connections. ([#5150](https://github.com/hashicorp/terraform-provider-google-beta/pull/5150))
+* bigquery: added `cloud_spanner.use_serverless_analytics` field ([#5139](https://github.com/hashicorp/terraform-provider-google-beta/pull/5139))
+* bigquery: added `cloud_sql.service_account_id` and `azure.identity` output fields ([#5139](https://github.com/hashicorp/terraform-provider-google-beta/pull/5139))
+* cloudbuild: added field `repository_event_config` to resource `trigger` ([#5142](https://github.com/hashicorp/terraform-provider-google-beta/pull/5142))
+* compute: added `locality_lb_policies` field to `google_compute_backend_service` ([#5146](https://github.com/hashicorp/terraform-provider-google-beta/pull/5146))
+* sql: updated the `settings.deletion_protection_enabled` property documentation. ([#13581](https://github.com/hashicorp/terraform-provider-google-beta/pull/13581))
+* sql: made `root_password` field updatable in `google_sql_database_instance` ([#5133](https://github.com/hashicorp/terraform-provider-google-beta/pull/5133))
+
+BUG FIXES:
+* cloudfunctions: updated max_instances field to take API's result as default value ([#13575](https://github.com/hashicorp/terraform-provider-google-beta/pull/13575))
+* container: fixed an issue with resuming failed cluster creation ([#5136](https://github.com/hashicorp/terraform-provider-google-beta/pull/5136))
+* datacatalog: fixed the import failure when the `project` is different from the default on `google_data_catalog_taxonomy` ([#5145](https://github.com/hashicorp/terraform-provider-google-beta/pull/5145))
+* secretmanager: fixed incorrect required_with for topics in `google_secret_managed_secret` ([#5149](https://github.com/hashicorp/terraform-provider-google-beta/pull/5149))
+
 ## 4.51.0 (January 30, 2023)
 
 DEPRECATIONS: