Merge branch 'dont_return_user_for_deploy_key' into 'master'

Dont identify a user using a deploy key

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/153714



Merged-by: Javiera Tapia <jtapia@gitlab.com>
Approved-by: Vasilii Iakliushin <viakliushin@gitlab.com>
Approved-by: Javiera Tapia <jtapia@gitlab.com>
Reviewed-by: Vasilii Iakliushin <viakliushin@gitlab.com>
Reviewed-by: Ash McKenzie <amckenzie@gitlab.com>
Reviewed-by: Javiera Tapia <jtapia@gitlab.com>
Co-authored-by: ghinfey <ghinfey@gitlab.com>