Merge branch 'renovate-gems/testing-gems' into 'master'

Update dependency selenium-webdriver to '~> 4.21', '>= 4.21.1'

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/153320



Merged-by: Rémy Coutable <remy@rymai.me>
Approved-by: Rémy Coutable <remy@rymai.me>
Co-authored-by: GitLab Renovate Bot <gitlab-bot@gitlab.com>