Update README.md with trending baddage

Author: wenmengzhou

README.md

@@ -21,6 +21,10 @@
 <a href="https://github.com/modelscope/swift/pulls"><img src="https://img.shields.io/badge/PR-welcome-55EB99.svg"></a>
 </p>
 
+<p align="center">
+<a href="https://trendshift.io/repositories/6427" target="_blank"><img src="https://trendshift.io/api/badge/repositories/6427" alt="modelscope%2Fswift | Trendshift" style="width: 250px; height: 55px;" width="250" height="55"/></a>
+</p>
+
 ## 📖 Table of Contents
 - [Introduction](#-introduction)
 - [News](#-news)