Merge branch 'jcunha-fix-link/gitlab-restore-postgres-gprd-got-moved' into 'master'

Fix link to moved project under database_review.md

See merge request gitlab-org/gitlab!26235

doc/development/database_review.md

@@ -172,7 +172,7 @@ the following preparations into account.
   - If queries rely on prior migrations that are not present yet on production
     (eg indexes, columns), you can use a [one-off instance from the restore
     pipeline](https://ops.gitlab.net/gitlab-com/gl-infra/gitlab-restore/postgres-gprd)
-    in order to establish a proper testing environment.
+    in order to establish a proper testing environment. If you don't have access to this project, reach out to #database on Slack to get advice on how to proceed.
   - Avoid N+1 problems and minimalize the [query count](merge_request_performance_guidelines.md#query-counts).
 
 ### Timing guidelines for migrations