fix: rm wechat group code

README.md

@@ -694,9 +694,4 @@ The MIT License (MIT)
 We are collaborating as a community, and if you have any ideas regarding our community work, please don't hesitate to get in touch with us. If you're interested in delving into an in-depth experiment and optimizing the DB-GPT-Hub subproject, you can reach out to 'wangzai' within the WeChat group. We wholeheartedly welcome your contributions to making it even better together! 
 [![](https://dcbadge.vercel.app/api/server/7uQnPuveTY?compact=true&style=flat)](https://discord.gg/7uQnPuveTY)
 
-<p align="center">
-  <img src="assets/wechat.JPG" width="300px" />
-</p>
-
-
 [![Star History Chart](https://api.star-history.com/svg?repos=eosphoros-ai/DB-GPT-Hub&type=Date)](https://star-history.com/#eosphoros-ai/DB-GPT-Hub)

README.zh.md

@@ -667,9 +667,5 @@ The MIT License (MIT)
 我们是一个社区一起合作，如果你对我们的社区工作有任何建议，随时可以联系我们。如果你对DB-GPT-Hub子项目的深入实验和优化感兴趣，可以联系微信群里的wangzai，我们欢迎大家共同努力，使它变得更好。
 [![](https://dcbadge.vercel.app/api/server/7uQnPuveTY?compact=true&style=flat)](https://discord.gg/7uQnPuveTY)
 
-<p align="center">
-  <img src="assets/wechat.JPG" width="300px" />
-</p>
-
 
 [![Star History Chart](https://api.star-history.com/svg?repos=eosphoros-ai/DB-GPT-Hub&type=Date)](https://star-history.com/#eosphoros-ai/DB-GPT-Hub)