Roll Skia from 89742d768c97 to 51c838db272c (6 revisions) (flutter#38473)

https://skia.googlesource.com/skia.git/+log/89742d768c97..51c838db272c

2022-12-22 [email protected] Revert "Remove staging flag SK_LEGACY_PATH_ARCTO_ENDPOINT"
2022-12-22 [email protected] Revisit ternary expression simplification.
2022-12-22 [email protected] Add support for comparison intrinsics in ES3 Runtime Effects.
2022-12-22 [email protected] Add support for not operations in RP codegen.
2022-12-22 [email protected] Roll vulkan-deps from 3a028e4c1f4a to 321ef3992484 (4 revisions)
2022-12-22 [email protected] [graphite] Caps defines alignment for all BufferTypes

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 [email protected],[email protected] 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

Author: skia-flutter-autoroll

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': '89742d768c973ea0e07676713825a105039b9a5d',
+  'skia_revision': '51c838db272c8543f258bf5d5c6a84f4cf677676',
 
   # WARNING: DO NOT EDIT canvaskit_cipd_instance MANUALLY
   # See `lib/web_ui/README.md` for how to roll CanvasKit to a new version.

ci/licenses_golden/licenses_skia

@@ -1,4 +1,4 @@
-Signature: 9d22e4654eeb5c098a2aee99c8474fb6
+Signature: 2bc84dde2d4979f4205861a1b1dbc931
 
 ====================================================================================================
 LIBRARY: etc1