Merge branch 'igloude-editor-a11y-followup' into 'master'

Remove unused editor test id

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/182045



Merged-by: Ezekiel Kigbo <3397881-ekigbo@users.noreply.gitlab.com>
Approved-by: Ezekiel Kigbo <3397881-ekigbo@users.noreply.gitlab.com>
Co-authored-by: Ian Gloude <igloude@gmail.com>