[system-config-printer] (2 commits) ...Fixed typo in check-device-ids.py when looking for ID-less matches.

[Tim Waugh]

Summary of changes:

  827232c... Handle new CUPS 1.5 IPP error response IPP_AUTHENTICATION_C (*)
  b8e1eeb... Fixed typo in check-device-ids.py when looking for ID-less  (*)

(*) This commit already existed in another branch; no separate mail sent