Update app.py

app.py

@@ -118,6 +118,6 @@ demo = gr.ChatInterface(
 )
 
 if __name__ == "__main__":
-    demo.queue(concurrency_count=1, max_size=8)
+    demo.queue(max_size=8)
     # Hide API docs to avoid the schema crash toast
     demo.launch(server_name="0.0.0.0", server_port=7860, show_api=False, show_error=True)