Roll Skia from bc4f22353590 to d1215b38667c (4 revisions) (#46306)

https://skia.googlesource.com/skia.git/+log/bc4f22353590..d1215b38667c

2023-09-26 [email protected] Roll vulkan-deps from 250d0ebaea5e to e883de340ccc (2 revisions)
2023-09-26 [email protected] Remove SkMesh::Make calls without child params.
2023-09-26 [email protected] Add SkMeshSpecification::findChild accessor.
2023-09-26 [email protected] [graphite] Suppress alpha-only image shader logic via runtime effects

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': 'bc4f22353590c00387382b359c8dbda03ab00e18',
+  'skia_revision': 'd1215b38667cb25279fddf703261bdd8cace002a',
 
   # 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: d7d28427699e2e01c70037787c729de6
+Signature: 5a064a11ff6aa12280e8bbad14878681
 
 ====================================================================================================
 LIBRARY: etc1