Merge branch 'quarantine-flaky-tests-spec-models-concerns-routable_spec-rb-290' into 'master'

Quarantine a flaky test

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/154661



Merged-by: Omar Qunsul <oqunsul@gitlab.com>
Approved-by: Omar Qunsul <oqunsul@gitlab.com>
Co-authored-by: gdk <gdk@example.com>