Roll Skia from 2a368794c73e to 2813bc21202e (2 revisions) (flutter/engine#52697)

https://skia.googlesource.com/skia.git/+log/2a368794c73e..2813bc21202e

2024-05-09 kjlubick@google.com Add stub target for pdf's harfbuzz dep
2024-05-09 jmbetancourt@google.com Clean ALooper logs in viewer android application

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 brianosman@google.com,egdaniel@google.com,rmistry@google.com,zra@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': '2a368794c73e810353eb7d701e215fc84c393f6d',
+  'skia_revision': '2813bc21202e61263f0b3e2ed5ec2049f834c0d2',
 
   # 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: 033330e4b8a18d2c6e8dacf8a8cf0cd1
+Signature: 5d9d91afcc3ade44b203315add18b96e
 
 ====================================================================================================
 LIBRARY: etc1