Adds tracking columns to namespace limits

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/122881



Merged-by: Doug Stull <dstull@gitlab.com>
Approved-by: Doug Stull <dstull@gitlab.com>
Approved-by: Mohamed Hamda <mhamda@gitlab.com>
Reviewed-by: Doug Stull <dstull@gitlab.com>
Reviewed-by: Vijay Hawoldar <vhawoldar@gitlab.com>
Reviewed-by: Mohamed Hamda <mhamda@gitlab.com>
Co-authored-by: Vijay Hawoldar <vhawoldar@gitlab.com>