Merge branch 'docs/typo-get-started-infra' into 'master'

Fix typo in docs

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/160127



Merged-by: Phillip Wells <pwells@gitlab.com>
Approved-by: Phillip Wells <pwells@gitlab.com>
Co-authored-by: Elijah Mock <elijah.mock@gmail.com>