Merge branch '454372-fix-delete-error' into 'master'

Fix error on deleting exclusions and limit creating exclusions

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/152634



Merged-by: Gavin Hinfey <ghinfey@gitlab.com>
Approved-by: Joe Woodward <jwoodward@gitlab.com>
Approved-by: Jon Jenkins <jjenkins@gitlab.com>
Approved-by: Gavin Hinfey <ghinfey@gitlab.com>
Co-authored-by: j.seto <jseto@gitlab.com>