Prepare 18.1.1 release for cng-jh
Release issue: https://jihulab.com/gitlab-cn/release/tasks/-/issues/332
Summary
This MR prepares 18-1-stable-jh for 18.1.1.
Automated cherry-picking
Merge requests labeled ~"Pick into 18.1" should be automatically picked into this MR.
Manual intervention
If merge requests cannot be picked automatically they have to be created
manually targeting 18-1-stable-jh-patch-1.
See also Patch Releases documentation.