fix more repo checks

packages/google_sign_in/google_sign_in/test/google_sign_in_test.dart

@@ -81,7 +81,9 @@ void main() {
       verify(mockPlatform.signIn());
     });
 
-    test('clientId and serverClientId parameters is forwarded to implementation', () async {
+    test(
+        'clientId and serverClientId parameters is forwarded to implementation',
+        () async {
       // #docregion GoogleSignIn
       final GoogleSignIn googleSignIn = GoogleSignIn(
         // The OAuth client id of your app. This is required.

packages/google_sign_in/google_sign_in_ios/README.md

@@ -64,7 +64,9 @@ you can instead configure your app in Dart code. In this case, skip steps 4 to 5
 <?code-excerpt "../google_sign_in/test/google_sign_in_test.dart (GoogleSignIn)"?>
 ```dart
 final GoogleSignIn googleSignIn = GoogleSignIn(
+  // The OAuth client id of your app. This is required.
   clientId: 'Your Client ID',
+  // If you need to authenticate to a backend server, specify its OAuth client. This is optional.
   serverClientId: 'Your Server ID',
 );
 ```

packages/google_sign_in/google_sign_in_ios/pubspec.yaml

@@ -36,6 +36,7 @@ topics:
 
 # The example deliberately includes limited-use secrets.
 false_secrets:
-  - /example/ios/Runner/GoogleService-Info.plist
+  - /example/ios/Runner/Info.plist
+  - /example/ios/RunnerTests/GoogleService-Info.plist
   - /example/ios/RunnerTests/GoogleSignInTests.m
   - /example/lib/main.dart