update invitation token of slack

Author: solderzzc

README.md

@@ -7,7 +7,7 @@
 	</p>
 
 <p>
-    <a href="https://join.slack.com/t/sharpai/shared_invite/zt-1g4l7c928-w6ANwRzdAjstIw3wYmwG1g">
+    <a href="https://join.slack.com/t/sharpai/shared_invite/zt-1nt1g0dkg-navTKx6REgeq5L3eoC1Pqg">
         <img src="https://img.shields.io/badge/slack-purple?style=for-the-badge&logo=slack" height=25>
     </a>
     <a href="https://github.com/SharpAI/DeepCamera/issues">