Merge branch '415584-add-on-assignment-with-locking' into 'master'

Add resource locking

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/127677



Merged-by: Stan Hu <stanhu@gmail.com>
Approved-by: Stan Hu <stanhu@gmail.com>
Reviewed-by: Abdul Wadood <awadood@gitlab.com>
Reviewed-by: Bishwa Hang Rai <bhrai@gitlab.com>
Co-authored-by: Bishwa Hang Rai <bhrai@gitlab.com>
Co-authored-by: Abdul Wadood <awadood@gitlab.com>