[v0.0.2] update readme

Author: lucdotdev

README.md

@@ -3,7 +3,6 @@
 ![build](https://github.com/lucdotdev/hover_ussd/workflows/build/badge.svg)
 [![Pub](https://img.shields.io/pub/v/hover_ussd)](https://pub.dartlang.org/packages/hover_ussd)
 [![Star on GitHub](https://img.shields.io/github/stars/lucdotdev/hover_ussd)](https://github.com/lucdotdev/hover_ussd)
-[![style: effective dart](https://img.shields.io/badge/style-effective_dart-40c4ff.svg)](https://github.com/tenhobi/effective_dart)
 [![Flutter Website](https://img.shields.io/badge/flutter-website-deepskyblue.svg)](https://flutter.dev/docs/development/data-and-backend/state-mgmt/options#bloc--rx)
 [![License: MIT](https://img.shields.io/badge/license-MIT-purple.svg)](https://opensource.org/licenses/MIT)