[flutter_releases] Flutter stable 3.22.0 Engine Cherrypicks (#52625)

# Flutter stable 3.22.0 Engine

## Scheduled Cherrypicks

- Roll dart revision: dart-lang/sdk@a210745c4

DEPS

@@ -62,7 +62,7 @@ vars = {
   # Dart is: https://github.com/dart-lang/sdk/blob/main/DEPS
   # You can use //tools/dart/create_updated_flutter_deps.py to produce
   # updated revision list of existing dependencies.
-  'dart_revision': 'c11d54ec31f06fec07ef8f5d7fd7809546aac9f1',
+  'dart_revision': 'a210745c4f35d47009c415ca9e087427ce19f85a',
 
   # WARNING: DO NOT EDIT MANUALLY
   # The lines between blank lines above and below are generated by a script. See create_updated_flutter_deps.py