Merge branch 'el-delete-user-without-contribs-immediately' into 'master'

Users without possible spam contributions can be deleted immediately

Closes gitlab-org/modelops/anti-abuse/team-tasks#386

See merge request !121797



Merged-by: Pavel Shutsin <pshutsin@gitlab.com>
Approved-by: Pavel Shutsin <pshutsin@gitlab.com>
Approved-by: Dmytro Biryukov <dbiryukov@gitlab.com>
Approved-by: Bojan Marjanovic <bmarjanovic@gitlab.com>
Approved-by: Radamanthus Batnag <rbatnag@gitlab.com>
Reviewed-by: Radamanthus Batnag <rbatnag@gitlab.com>
Co-authored-by: eugielimpin <elimpin@gitlab.com>