Revert "Merge branch 'feat/onboarding' into 'main-jh'"

This MR !864 (merged) cause pipeline error, @lyb124553153 already create MR https://gitlab.com/gitlab-org/gitlab/-/merge_requests/100530 in upstream to fix it, but before upstream review and merge, it's better we revert it first to don't block the pipeline.

cc @prajnamas