fontconfig: update to 2.12.6.

2.12.6

Akira TAGOH (4):
      und_zsye.orth: polish to get for NotoEmoji-Regular.ttf
      Revert "Keep the same behavior to the return value of FcConfigParseAndLoad"
      Fix again to keep the same behavior to the return value of FcConfigParseAndLoad
      Update libtool revision

Behdad Esfahbod (2):
      Minor
      [fc-query] Fix linking order

David Kaspar [Dee'Kej] (1):
      conf.d: Drop aliases for (URW)++ fonts

Florian M端llner (1):
      build: Remove references to deleted file

(wiz)