dart format

Author: nohli

test/android_id_test.dart

@@ -17,7 +17,8 @@ void main() {
   });
 
   tearDown(() {
-    TestDefaultBinaryMessengerBinding.instance.defaultBinaryMessenger.setMockMethodCallHandler(channel, null);
+    TestDefaultBinaryMessengerBinding.instance.defaultBinaryMessenger
+        .setMockMethodCallHandler(channel, null);
   });
 
   test('getAndroidId', () async {