www/gitlab: security and patch update to 17.5.1

Changes: https://about.gitlab.com/releases/2024/10/23/patch-release-gitlab-17-5-1-released/
Security: 78e6c113-91c1-11ef-a904-2cf05da270f3
(cherry picked from commit cbff3679c60a73b368c8c8feed23ee769bb9db06)