Merge branch '408153-backfill-default-branch-protection-application-setting' into 'master'

Backfill default protection branch defaults in application setting

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/127296



Merged-by: Dylan Griffith <dyl.griffith@gmail.com>
Approved-by: Dylan Griffith <dyl.griffith@gmail.com>
Reviewed-by: Terri Chu <tchu@gitlab.com>
Co-authored-by: harsimarsandhu <hsandhu@gitlab.com>