Merge branch 'mmj-housekeeper-wording-improvement' into 'master'

Housekeeper: Improve message on completion

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/149086



Merged-by: Dylan Griffith <dyl.griffith@gmail.com>
Approved-by: Peter Leitzen <pleitzen@gitlab.com>
Approved-by: Dylan Griffith <dyl.griffith@gmail.com>
Reviewed-by: Peter Leitzen <pleitzen@gitlab.com>
Reviewed-by: Manoj M J <mmj@gitlab.com>
Co-authored-by: Manoj M J <mmj@gitlab.com>