Update README.md

Author: git-elliot

README.md

@@ -1,6 +1,6 @@
 # Network Tools
 
-[![pub package](https://img.shields.io/pub/v/network_tools.svg)](https://pub.dev/packages/network_tools) [![Dart](https://github.com/osociety/network_tools/actions/workflows/dart.yml/badge.svg)](https://github.com/osociety/network_tools/actions/workflows/dart.yml) [![codecov](https://codecov.io/gh/osociety/network_tools/graph/badge.svg?token=J9G2472GQZ)](https://codecov.io/gh/osociety/network_tools)
+[![pub package](https://img.shields.io/pub/v/network_tools.svg)](https://pub.dev/packages/network_tools) [![Dart](https://github.com/osociety/network_tools/actions/workflows/dart.yml/badge.svg)](https://github.com/osociety/network_tools/actions/workflows/dart.yml) [![codecov](https://osociety.github.io/network_tools/)](Code coverage)
 
 Network Tools Supported