Merge branch 'ddieulivol-remove_fuubar_gem' into 'master'

Remove the fuubar gem from the project

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/181070



Merged-by: Lin Jen-Shin <jen-shin@gitlab.com>
Approved-by: Lin Jen-Shin <jen-shin@gitlab.com>
Co-authored-by: ddieulivol <ddieulivol@gitlab.com>