Merge branch...

Merge branch 'backfill-desired-sharding-key-small-table-approval_project_rules_protected_branches' into 'master' 

Add and backfill project_id for approval_project_rules_protected_branche

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/167648



Merged-by: Omar Qunsul <oqunsul@gitlab.com>
Approved-by: Jeff Park <jpark@gitlab.com>
Approved-by: Omar Qunsul <oqunsul@gitlab.com>
Co-authored-by: Shubham Kumar <shukumar@gitlab.com>