Merge branch 'protected-branch-typo' into 'master'

Fix typo & tests in protected branches

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/164964



Merged-by: Dan Davison <ddavison@gitlab.com>
Approved-by: Jarka Košanová <jarka@gitlab.com>
Approved-by: Dan Davison <ddavison@gitlab.com>
Reviewed-by: Dan Davison <ddavison@gitlab.com>
Co-authored-by: Chaoyue Zhao <czhao@gitlab.com>