Merge branch...

Merge branch 'quarantine-flaky-tests-spec-lib-gitlab-database-load_balancing-host_spec-rb-153' into 'master' 

Quarantine a flaky test

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/175781



Merged-by: Leonardo da Rosa <ldarosa@gitlab.com>
Approved-by: Leonardo da Rosa <ldarosa@gitlab.com>
Co-authored-by: Auto-quarantining bot <gitlab-auto-quarantine-bot@gitlab.com>