Roll Skia from cd19d680b078 to 21627ff455d0 (2 revisions) (flutter/engine#39650)

https://skia.googlesource.com/skia.git/+log/cd19d680b078..21627ff455d0

2023-02-15 kjlubick@google.com Remove SK_ARRAY_COUNT from public API
2023-02-15 ccameron@chromium.org SkJpegSourceMgr: Change getSubsetStream to getSubsetData

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,jacksongardner@google.com,rmistry@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': 'cd19d680b0782bf409c52de43bdef3512d2b2815',
+  'skia_revision': '21627ff455d04b4e442336596d2ef3654241de78',
 
   # 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: 6f6c3ac1767a07aff23a7c79196c5e0a
+Signature: bb28ec56c9e21e227b6170ed31ba25df
 
 ====================================================================================================
 LIBRARY: etc1