Roll Skia from d378c7817d8a to 2a75bac61922 (2 revisions) (flutter/engine#37989)

https://skia.googlesource.com/skia.git/+log/d378c7817d8a..2a75bac61922

2022-11-30 johnstiles@google.com Report unassigned out-param structs on a best-effort basis.
2022-11-30 johnstiles@google.com Add support for comparison ops in RP codegen.

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 bungeman@google.com,zra@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': 'd378c7817d8ae1c5c490d22eafcf88d67e907737',
+  'skia_revision': '2a75bac619228f30b87547efa306917f75f77cc7',
 
   # 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: b26f0d4b13e7acd87b2baa9fb78431a0
+Signature: 5e745c3ba65ce8d8f55b956834a221f9
 
 UNUSED LICENSES: