Merge branch 'jimcser-master-patch-94937' into 'master'

Improves documentation for Access Request API

See merge request gitlab-org/gitlab!48081

changelogs/unreleased/jimcser-master-patch-94937.yml

+---
+title: Add link in Access Request API
+merge_request: 48081
+author: jimcser
+type: fixed

doc/api/access_requests.md

@@ -7,7 +7,7 @@ type: reference, api
 
 # Group and project access requests API
 
-> Introduced in GitLab 8.11.
+> [Introduced](https://gitlab.com/gitlab-org/gitlab-foss/-/issues/18583) in GitLab 8.11.
 
 ## Valid access levels