Roll src/third_party/dart 16cbabec3a..d5fa596d74 (2 commits) (#14001)

dart-lang/sdk@d5fa596d74 [vm/compiler] ARM64: Extend usage of PushPair.
dart-lang/sdk@709b2aa33d Adding a tool for using DWARF information to convert stack traces.

DEPS

@@ -34,7 +34,7 @@ vars = {
   # Dart is: https://github.com/dart-lang/sdk/blob/master/DEPS.
   # You can use //tools/dart/create_updated_flutter_deps.py to produce
   # updated revision list of existing dependencies.
-  'dart_revision': '16cbabec3a00e715173c68e8f761a8e1296cc9e5',
+  'dart_revision': 'd5fa596d748d31512a91ce07b73a7c8cc61bd098',
 
   # WARNING: DO NOT EDIT MANUALLY
   # The lines between blank lines above and below are generated by a script. See create_updated_flutter_deps.py

ci/licenses_golden/licenses_third_party

-Signature: 13a82078efea46e09944716f9ea1949f
+Signature: 5ccba447cd6246f10cd3a3b519d0ef7d
 
 UNUSED LICENSES: