www/gitlab: security and patch update to 16.11.1

Changes: https://about.gitlab.com/releases/2024/04/24/patch-release-gitlab-16-11-1-released/

MFH: 2024Q2
Security: b857606c-0266-11ef-8681-001b217b3468
(cherry picked from commit d20d02e6292b31b32b71fca0406b108a217d208e)