Roll Skia from 4594e2ef3ee8 to 84e1dc3af49e (1 revision) (#47558)

https://skia.googlesource.com/skia.git/+log/4594e2ef3ee8..84e1dc3af49e

2023-11-01 jvanverth@google.com Reland "[graphite] Simplify vertex processing for PerEdgeAAQuadRenderStep."

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 brianosman@google.com,herb@google.com,rmistry@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://issues.skia.org/issues/new?component=1389291&template=1850622

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': '4594e2ef3ee8b495e321497ff888c98e60780bad',
+  'skia_revision': '84e1dc3af49e42a2bbec0cf39bb0e8c90118141c',
 
   # 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: 4b359426dd719368446426b8d7058bbf
+Signature: 8d1a15ac75cc715809a018b53fc354fc
 
 ====================================================================================================
 LIBRARY: etc1