Merge branch 'ss-docs-clarify-dotcom-202410' into 'master'

Clarify direct transfers are only disabled on GitLab.com

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/170603



Merged-by: Ashraf Khamis <akhamis@gitlab.com>
Approved-by: Ashraf Khamis <akhamis@gitlab.com>
Co-authored-by: Simon Street <sstreet@gitlab.com>