Update README.zh-CN.md

updated twitter logo in README.zh-CN.md

README.zh-CN.md

@@ -35,7 +35,7 @@ Mermaid
 [![CDN Status](https://img.shields.io/jsdelivr/npm/hm/mermaid)](https://www.jsdelivr.com/package/npm/mermaid)
 [![NPM Downloads](https://img.shields.io/npm/dm/mermaid)](https://www.npmjs.com/package/mermaid)
 [![Join our Slack!](https://img.shields.io/static/v1?message=join%20chat&color=9cf&logo=slack&label=slack)](https://join.slack.com/t/mermaid-talk/shared_invite/enQtNzc4NDIyNzk4OTAyLWVhYjQxOTI2OTg4YmE1ZmJkY2Y4MTU3ODliYmIwOTY3NDJlYjA0YjIyZTdkMDMyZTUwOGI0NjEzYmEwODcwOTE)
-[![Twitter Follow](https://img.shields.io/badge/Social-mermaidjs__-blue?style=social&logo=twitter)](https://twitter.com/mermaidjs_)
+[![Twitter Follow](https://img.shields.io/badge/Social-mermaidjs__-blue?style=social&logo=X)](https://twitter.com/mermaidjs_)
 
 <img src="./img/header.png" alt="" />