Merge branch 'docs-to-setup-to-set-up' into 'master'

Enforce proper grammar for set up

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/147744



Merged-by: Kati Paizee <kpaizee@gitlab.com>
Approved-by: Kati Paizee <kpaizee@gitlab.com>
Co-authored-by: Marcel Amirault <mamirault@gitlab.com>