Merge branch...

Merge branch 'overdue-finalize-background-migration--backfill-approval-project-rules-users-project-id' into 'master' 

Finalize migration BackfillApprovalProjectRulesUsersProjectId

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/167506



Merged-by: Joe Woodward <jwoodward@gitlab.com>
Approved-by: Max Orefice <morefice@gitlab.com>
Approved-by: Dylan Griffith <dyl.griffith@gmail.com>
Approved-by: Joe Woodward <jwoodward@gitlab.com>
Reviewed-by: Max Orefice <morefice@gitlab.com>
Co-authored-by: gdk <gdk@example.com>