Roll Skia from 500aae3f2761 to 57b4252cf211 (7 revisions) (flutter/engine#37819)

https://skia.googlesource.com/skia.git/+log/500aae3f2761..57b4252cf211

2022-11-21 jvanverth@google.com [graphite] Remove old readPixels helper method.
2022-11-21 brianosman@google.com Remove ableist language
2022-11-21 johnstiles@google.com [cleanup] Improve debuggability of RP Builder.
2022-11-21 penghuang@chromium.org [graphite] Add CommandBuffer::copyBufferToBuffer() method
2022-11-21 penghuang@chromium.org [graphite] Remove isProtected from drawn texture key
2022-11-21 jvanverth@google.com [graphite] Fix drawPoints
2022-11-21 johnstiles@google.com Add support for return half4(literal,...);

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 aaclarke@google.com,jmbetancourt@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': '500aae3f27618c8dce516873db332152629a0b2f',
+  'skia_revision': '57b4252cf2116891516919ce5a21ee9e949836cf',
 
   # 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: f8af07e3d01de71a99144e9710cce2c0
+Signature: 5971aa090b8223d3e0099586c96fbd7f
 
 UNUSED LICENSES: