Roll Skia from b9f95ba9f36a to 6f3243c32005 (1 revision) (flutter#24049)

Author: skia-flutter-autoroll

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': 'b9f95ba9f36a429f7a189ee00054c0253520356a',
+  'skia_revision': '6f3243c320051ce826955a2a450351b9e9db9983',
 
   # When updating the Dart revision, ensure that all entries that are
   # dependencies of Dart are also updated to match the entries in the