Log Message:
audio/flac123: update to 2.1.1

upstream has moved to github.

changes:
flac123-2.1.1
       * fix obscure remote mode bug evinced during testing

flac123-2.1.0
       * Remote mode stream destinations changed to stdout and stderr
       * --buffer-time option replaces --buffer-size passed to libao driver

flac123-2.0.0
       * Code refresh and maintenance
       * 24 bit depth support
       * 8 bit depth fix with proper wav output on macOS
       * pulse is Linux default
       * remove LEGACY_FLAC #define
       * update --help with modern driver names
       * move codebase to github