www/gitlab-ce: major update to 15.2.0
Allow devise 4.8 to fix omniauth problem, merge into 15.2.0 commit.
Changelog:
https://about.gitlab.com/releases/2022/07/22/gitlab-15-2-released/
(cherry picked from commit 23eb2343e2704431f00b8c616eb482857bc0225c)