Merge branch 'mjang-update-pat-auth-methods' into 'master'

Update project access token auth, HTTP only

See merge request gitlab-org/gitlab!44453

doc/user/project/settings/project_access_tokens.md

 ---
-stage: Create
-group: Source Code
+stage: Manage
+group: Access
 info: "To determine the technical writer assigned to the Stage/Group associated with this page, see https://about.gitlab.com/handbook/engineering/ux/technical-writing/#designated-technical-writers"
 type: reference, howto
 ---