Roll Skia from 7db361be474b to e8a71c76b88f (4 revisions) (#42582)

https://skia.googlesource.com/skia.git/+log/7db361be474b..e8a71c76b88f

2023-06-05 [email protected] Remove compound-constructor helper functions from WGSL.
2023-06-05 [email protected] Remove mat2-to-vec4-cast helper function from WGSL.
2023-06-05 [email protected] Remove matrix-resize helper functions from WGSL.
2023-06-05 [email protected] Roll vulkan-deps from 0dbc9230a24f to 3c250b5ab450 (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 [email protected],[email protected],[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': '7db361be474bf8a84b226a73a8aeec5f46d04771',
+  'skia_revision': 'e8a71c76b88f44e08806d7661d474718a81ad5dd',
 
   # 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: 1ebab5291898f573f535a7890fa2514b
+Signature: 4ad361b485ba07de77093f7c9fec3f5f
 
 ====================================================================================================
 LIBRARY: etc1