Roll Skia from 81606b5d9774 to 215d2b0fa42d (4 revisions) (#21045)

DEPS

@@ -26,7 +26,7 @@ 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': '81606b5d97748b4cc416dab2e1a36847d5a6b7f2',
+  'skia_revision': '215d2b0fa42d523ac8c6d262e1cd6c7dc27976b6',
 
   # 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: dbb06a6b15e5ad40d57fc324ea4b4efb
+Signature: 54bf4d7f5687a58153dda383a79f05c6
 
 UNUSED LICENSES: