Merge branch 'tz-fix-duochat-error-messages' into 'master'

Improves Duo Chat Error messages

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/127235



Merged-by: Denys Mishunov <dmishunov@gitlab.com>
Approved-by: Denys Mishunov <dmishunov@gitlab.com>
Reviewed-by: Denys Mishunov <dmishunov@gitlab.com>
Co-authored-by: Tim Zallmann <tzallmann@gitlab.com>