Merge branch 'rymai-master-patch-423a' into 'master'

Use the default TTL for Review app DNS records

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/138326



Merged-by: David Dieulivol <ddieulivol@gitlab.com>
Approved-by: David Dieulivol <ddieulivol@gitlab.com>
Co-authored-by: Rémy Coutable <remy@rymai.me>