Roll Skia from c6a3d531880e to c8c573d455f0 (1 revision) (#25457)

DEPS

@@ -27,7 +27,7 @@ vars = {
   'skia_git': 'https://skia.googlesource.com',
   # OCMock is for testing only so there is no google clone
   'ocmock_git': 'https://github.com/erikdoe/ocmock.git',
-  'skia_revision': 'c6a3d531880eafd55a92b36123bb3faf90d10356',
+  'skia_revision': 'c8c573d455f06492b199eae6e4ba00159d3b7b32',
 
   # When updating the Dart revision, ensure that all entries that are
   # dependencies of Dart are also updated to match the entries in the

ci/licenses_golden/licenses_skia

-Signature: bde00f6755022de1abe86fcaf7f259bf
+Signature: f24bddead7bb753972f0ddb77ae11a10
 
 UNUSED LICENSES: