[force-code-for-refresh-token] Fix format issue

Author: fbcouch

packages/google_sign_in/google_sign_in_platform_interface/lib/src/types.dart

@@ -72,8 +72,8 @@ class GoogleSignInUserData {
   String? serverAuthCode;
 
   @override
-  int get hashCode =>
-      hashObjects(<String?>[displayName, email, id, photoUrl, idToken, serverAuthCode]);
+  int get hashCode => hashObjects(
+      <String?>[displayName, email, id, photoUrl, idToken, serverAuthCode]);
 
   @override
   bool operator ==(dynamic other) {