Merge branch '388721-remove-gitlab-usagedatacounters-trackuniqueevents' into 'master'

Remove Gitlab::UsageDataCounters::TrackUniqueEvents module

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/112165



Merged-by: Terri Chu <tchu@gitlab.com>
Approved-by: Terri Chu <tchu@gitlab.com>
Approved-by: Marc Shaw <mshaw@gitlab.com>
Reviewed-by: Mikołaj Wawrzyniak <mwawrzyniak@gitlab.com>
Reviewed-by: Terri Chu <tchu@gitlab.com>
Reviewed-by: Marc Shaw <mshaw@gitlab.com>
Co-authored-by: j_lar <jlarsen@gitlab.com>