Update README.md

change discord invite link

README.md

@@ -214,7 +214,7 @@ For details, please check [this document](./CONTRIBUTING.md).
 Now we have both Slack workspace for the collaboration on building OpenDevin and Discord server for discussion about anything related, e.g., this project, LLM, agent, etc. 
 
 * [Slack workspace](https://join.slack.com/t/opendevin/shared_invite/zt-2etftj1dd-X1fDL2PYIVpsmJZkqEYANw)
-* [Discord server](https://discord.gg/VXe4K5yumM)
+* [Discord server](https://discord.gg/mBuDGRzzES)
 
 If you would love to contribute, feel free to join our community (note that now there is no need to fill in the [form](https://forms.gle/758d5p6Ve8r2nxxq6)). Let's simplify software engineering together!