Merge branch '388934-audit-role-creation' into 'master'

Log audit event when custom role is created

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/137087



Merged-by: Mark Chao <mchao@gitlab.com>
Approved-by: Alex Buijs <abuijs@gitlab.com>
Approved-by: Mark Chao <mchao@gitlab.com>
Reviewed-by: Jarka Košanová <jarka@gitlab.com>
Reviewed-by: Mark Chao <mchao@gitlab.com>
Reviewed-by: Alex Buijs <abuijs@gitlab.com>
Co-authored-by: Jarka Košanová <jarka@gitlab.com>