Enhance README with CI badge and formatting updates

Updated README to include additional CI badge and improved formatting.

Author: 77axel

README.md

@@ -5,6 +5,7 @@
 
 <p align="center">
   <a href="https://github.com/77axel/PyCNN/actions/workflows/ci.yml"><img src="https://github.com/77axel/PyCNN/actions/workflows/ci.yml/badge.svg" alt="CI"></a>
+  <a href="https://github.com/77axel/PyCNN/actions/workflows/build-wheels.yml"><img src="https://github.com/77axel/PyCNN/actions/workflows/build-wheels.yml/badge.svg" alt="CI"></a>
   <img src="https://img.shields.io/github/v/tag/77AXEL/PyCNN?label=Release&color=orange" alt="Version">
   <img src="https://img.shields.io/badge/Open_Source-Yes-lighgreen" alt="Open Source">
   <img src="https://img.shields.io/github/contributors/77axel/PyCNN.svg" alt="Contributors">
@@ -308,3 +309,4 @@ See the [PyCNN Documentation](https://77axel.github.io/PyCNN) for detailed guide
 
 
 
+