Roll Skia from 2998197ce4ca to c769464a8b79 (2 revisions) (flutter/engine#43577)

https://skia.googlesource.com/skia.git/+log/2998197ce4ca..c769464a8b79

2023-07-11 herb@google.com Update constants used by SkFloatingPoint.h
2023-07-11 armansito@google.com [graphite] Fix bug in AtlasShapeRenderStep module helper invocation

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,kjlubick@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://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

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': '2998197ce4ca479c0476f1a5efa5646d92a2946b',
+  'skia_revision': 'c769464a8b79c2e4116cfdc5971aa531d6a426c6',
 
   # 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: 3ed2b79034c48df2e63434a791fc9a9d
+Signature: b65a61bc9af332bcf9482f51e607f5b4
 
 ====================================================================================================
 LIBRARY: etc1