Roll Skia from ccd8cc23aa94 to 263308ea4386 (1 revision) (#164728)

https://skia.googlesource.com/skia.git/+log/ccd8cc23aa94..263308ea4386

2025-03-06 jamesgk@google.com [graphite] Specialization for clamp image
tiling

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': 'ccd8cc23aa942fb4ead5369ca2d88ffbfcedeffe',
+  'skia_revision': '263308ea438650f9ffef08e0b5cd9f26f266792c',
 
   # 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: c6100650a205aaf356ad7c4d61fa9522
+Signature: baa1cfd2aa1f32614ba0c03df22dddc7
 
 ====================================================================================================
 LIBRARY: etc1