Roll Skia from 4b578d72dc2e to e4c86c2fed9a (1 revision) (#38535)

https://skia.googlesource.com/skia.git/+log/4b578d72dc2e..e4c86c2fed9a

2022-12-28 skia-autoroll@skia-public.iam.gserviceaccount.com Roll vulkan-deps from c35f108bbc84 to b7d3e638f053 (1 revision)

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 garyq@google.com,robertphillips@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': '4b578d72dc2e7b8bdde0efb2e0ecc8096c12e662',
+  'skia_revision': 'e4c86c2fed9abe3d060705ed00fd5198dd2caf9e',
 
   # WARNING: DO NOT EDIT canvaskit_cipd_instance MANUALLY
   # See `lib/web_ui/README.md` for how to roll CanvasKit to a new version.