[flutter_releases] Flutter beta 3.7.0-1.4.pre Engine Cherrypicks (flutter#38742)

Casey Hillers · web-flow · commit ac5c83dd5ff1 · 2023-01-10T11:27:03.000-08:00
* Update Dart SDK to a6909c6 * Update license hash
diff --git a/DEPS b/DEPS
@@ -48,7 +48,7 @@ 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': '7c564e51e599264595d36c4a3012baf237336763',
+  'dart_revision': 'a6909c61c3a04d1d6c328419c845fefcc889e095',
 
   # WARNING: DO NOT EDIT MANUALLY
   # The lines between blank lines above and below are generated by a script. See create_updated_flutter_deps.py
diff --git a/ci/licenses_golden/licenses_third_party b/ci/licenses_golden/licenses_third_party
@@ -1,4 +1,4 @@
-Signature: 59d8bba7c6d6559ebabe0787da999ed6
+Signature: 9d590fdd78b42f32feebf8e1dc8e8ec9
 
 UNUSED LICENSES:
 

Original file line number	Diff line number	Diff line change
`@@ -1,4 +1,4 @@`
`1`		`-Signature: 59d8bba7c6d6559ebabe0787da999ed6`
	`1`	`+Signature: 9d590fdd78b42f32feebf8e1dc8e8ec9`
`2`	`2`
`3`	`3`	`UNUSED LICENSES:`
`4`	`4`