Draft: [rennes] Add roazhon9 cluster
ex igrida03-[01-04] (bigdada)
GitLab upgrade completed. Current version is 18.3.6
https://about.gitlab.com/releases/2025/07/17/gitlab-18-2-released/
https://about.gitlab.com/releases/2025/08/21/gitlab-18-3-released/
ex igrida03-[01-04] (bigdada)