Update app.py

app.py

@@ -2867,5 +2867,5 @@ if __name__ == '__main__':
     print("main")
     iface = create_ui()
     # iface.queue(api_open=False, max_size=10)
-    iface.queue(concurrency_count=30, api_open=False, max_size=40)
+    iface.queue(api_open=False, max_size=40)
     iface.launch(server_name="0.0.0.0")