Remove SK_IGNORE_FREETYPE_COLRV0_LOAD_FLAGS_FIX
Remove SK_IGNORE_FREETYPE_COLRV0_LOAD_FLAGS_FIX

All users have been updated. This flag and the code it guards can now be
removed.

Bug: skia:12956
Change-Id: I8115235fdbe12f8afa1973f43f0f2870447e5e01
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/511756
Auto-Submit: Ben Wagner <53965154ffeecc4a10886eab9259e95965f2979a@google.com>
Reviewed-by: Dominik Röttsches <4af871057802bf79ede29fabac3fc1660707b3d3@google.com>
Commit-Queue: Dominik Röttsches <4af871057802bf79ede29fabac3fc1660707b3d3@google.com>

google/skia,google/skia,google/skia,google/skia,google/skia,google/skia,google/skia,google/skia,google/skia,google/skia