Fix a memory leak in FcFreeTypeQuery*()

Fixes fontconfig/fontconfig#170
3 jobs for issue/170 in 8 minutes and 42 seconds (queued for 1 second)
Status Name Job ID Coverage
  Build
passed mingw-build #448867

00:04:30

passed shared-build #448865

00:05:20

passed static-build #448866

00:08:41