Update app.py

app.py

@@ -97,7 +97,7 @@ stream = Stream(
     additional_inputs=[chatbot],
     additional_outputs=[chatbot],
     additional_outputs_handler=update_chatbot,
-    rtc_configuration=get_twilio_turn_credentials() if get_space() else None,
+    rtc_configuration=get_cloudflare_turn_credentials_async if get_space() else None,
     concurrency_limit=5 if get_space() else None,
     time_limit=90 if get_space() else None,
 )