Roll Skia from f6a5c806294d to 1ccf2093cfa9 (2 revisions) (flutter/engine#39028)

https://skia.googlesource.com/skia.git/+log/f6a5c806294d..1ccf2093cfa9

2023-01-20 skia-autoroll@skia-public.iam.gserviceaccount.com Roll Skia Infra from d27950c1863f to 920ae225a641 (7 revisions)
2023-01-20 skia-autoroll@skia-public.iam.gserviceaccount.com Roll Dawn from 7e02157df528 to 785ccde2f588 (10 revisions)

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/skia-flutter-autoroll
Please CC fmalita@google.com,kaushikiska@google.com on the revert to ensure that a human
is aware of the problem.

To file a bug in Skia: https://bugs.chromium.org/p/skia/issues/entry
To file a bug in Flutter: https://github.com/flutter/flutter/issues/new/choose

To report a problem with the AutoRoller itself, please file a bug:
https://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+doc/main/autoroll/README.md

DEPS

@@ -18,7 +18,7 @@ vars = {
   'llvm_git': 'https://llvm.googlesource.com',
   # OCMock is for testing only so there is no google clone
   'ocmock_git': 'https://github.com/erikdoe/ocmock.git',
-  'skia_revision': 'f6a5c806294dbc1088955645accc3c2f83d4f04f',
+  'skia_revision': '1ccf2093cfa9cae96363e66d524eca8168c050cc',
 
   # WARNING: DO NOT EDIT canvaskit_cipd_instance MANUALLY
   # See `lib/web_ui/README.md` for how to roll CanvasKit to a new version.

engine/src/flutter/ci/licenses_golden/licenses_skia

@@ -1,4 +1,4 @@
-Signature: 384e76e1196df5c6e3aefc7b1f7732e7
+Signature: b56b0ab87d49992124c52f8d96ad6c0a
 
 ====================================================================================================
 LIBRARY: etc1