Update README.md

Author: ranchengcn

README.md

@@ -10,7 +10,6 @@
   <b>🌟Distributed GPU-accelerated Framework for Scalable Evolutionary Computation🌟</b>
 </p>
 
-[https://img.shields.io/badge/arxiv-paper-red?logo=arxiv](https://arxiv.org/abs/2301.12457)
   <a href="https://arxiv.org/abs/2301.12457">
     <img src="https://img.shields.io/badge/arxiv-paper-red?logo=arxiv" alt="EvoX Paper on arXiv">
   </a>