Roll Skia from 4cf9f0b77d41 to 43294a662fd0 (4 revisions) (#164649)

https://skia.googlesource.com/skia.git/+log/4cf9f0b77d41..43294a662fd0

2025-03-05 kjlubick@google.com Remove outdated SK_GANESH documentation
from SkUserConfig.h
2025-03-05 bungeman@google.com Roll HarfBuzz from a070f9eb to ca3cd48f
(502 commits)
2025-03-05 lukasza@chromium.org [rust png] Update `cxx` from 1.0.135 to
1.0.143.
2025-03-05 bungeman@google.com Roll FreeType from 59320b2d to 5d4e649f
(46 commits)

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 codefu@google.com,kjlubick@google.com,michaelludwig@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

DEPS

@@ -14,7 +14,7 @@ vars = {
   'flutter_git': 'https://flutter.googlesource.com',
   'skia_git': 'https://skia.googlesource.com',
   'llvm_git': 'https://llvm.googlesource.com',
-  'skia_revision': '4cf9f0b77d4161487c7b88645faac1f5c303478e',
+  'skia_revision': '43294a662fd07fbd8fb3dabe5066024008e5bb41',
 
   # 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: 24516b7d56b29ce1ddeb9c580c9e5fc6
+Signature: 7343551de2ac99e100ca5c5ee4fe5cfe
 
 ====================================================================================================
 LIBRARY: etc1