fix: Trigger version bump for CLI

Author: gibahjoe

openapi-generator-cli/README.md

@@ -51,6 +51,10 @@ pubspec.yaml
 The above steps are usefull when you have issues with dependency conflicts, clashes. You can even use it to upgrade the
 library packages in the generated source.
 
+## Contributing
+
+Please read our [Contributing guidelines](../CONTRIBUTING.md) before submitting a Pull Request.
+
 ## Features and bugs
 
 Please file feature requests and bugs at the [issue tracker][tracker].