docs(readme): update discord invite link

README.md

@@ -18,7 +18,7 @@ Translations of this document can be found in the project wiki:
 
 - [komorebi 中文用户指南](https://github.com/LGUG2Z/komorebi/wiki/README-zh) (by [@crosstyan](https://github.com/crosstyan))
 
-There is a [Discord server](https://discord.gg/vzBmPm6RkQ) available for _komorebi_-related discussion, help,
+There is a [Discord server](https://discord.gg/mGkn66PHkx) available for _komorebi_-related discussion, help,
 troubleshooting etc. If you have any specific feature requests or bugs to report, please create an issue in this
 repository.