Log Message:
cups: update to 2.2.11

Changes in CUPS v2.2.11
-----------------------

- Running ppdmerge with the same input and output filenames did not work as
  advertised (Issue #5455)
- Fixed a potential memory leak when reading at the end of a file (Issue #5473)
- Fixed potential unaligned accesses in the string pool (Issue #5474)
- Fixed a potential memory leak when loading a PPD file (Issue #5475)
- Added a USB quirks rule for the Lexmark E120n (Issue #5478)
- Updated the USB quirks rule for Zebra label printers (Issue #5395)
- Fixed a compile error on Linux (Issue #5483)
- The lpadmin command, web interface, and scheduler all queried an IPP
  Everywhere printer differently, resulting in different PPDs for the same
  printer (Issue #5484)
- Fixed an issue with the self-signed certificates generated by GNU TLS
  (Issue #5506)
- The `ippValidateAttribute` function did not catch all instances of invalid
  UTF-8 strings (Issue #5509)
- Non-Kerberized printing to Windows via IPP was broken (Issue #5515)
- The scheduler no longer stops a printer if an error occurs when a job is
  canceled or aborted (Issue #5517)
- Added a USB quirks rule for the DYMO 450 Turbo (Issue #5521)
- Added a USB quirks rule for Xerox printers (Issue #5523)
- The scheduler's self-signed certificate did not include all of the alternate
  names for the server when using GNU TLS (Issue #5525)
- Fixed compiler warnings with newer versions of GCC (Issue #5532, Issue #5533)
- Fixed some PPD caching and IPP Everywhere PPD accounting/password bugs
  (Issue #5535)
- Fixed `PreserveJobHistory` bug with time values (Issue #5538)
- Media size matching now uses a tolerance of 0.5mm (rdar://33822024)
- The lpadmin command would hang with a bad PPD file (rdar://41495016)
- Fixed a potential crash bug in cups-driverd (rdar://46625579)
- Fixed a performance regression with large PPDs (rdar://47040759)
- The scheduler did not always idle exit as quickly as it could.