Update pubspec.yaml

Author: hukusuke1007

flamingo/pubspec.yaml

@@ -3,6 +3,10 @@ description: This is Firebase Firestore Model Framework Library. Can be manage d
 version: 2.16.0
 repository: https://github.com/hukusuke1007/flamingo
 homepage: https://github.com/hukusuke1007/flamingo
+false_secrets:
+  - /example/android/app/google-services.json
+  - /example/ios/Runner/GoogleService-Info.plist
+  - /example/web/index.html
 
 environment:
   sdk: '>=2.16.0 <3.0.0'