www/gitlab: security and patch release 17.6.1

Changes: https://about.gitlab.com/releases/2024/11/26/patch-release-gitlab-17-6-1-released/
Security: 2263ea04-ac81-11ef-998c-2cf05da270f3
(cherry picked from commit 34ec9e604203bfb1ba8b6910ec4a13b2e945a0df)