add authentication

app.py

@@ -434,5 +434,4 @@ def create_demo():
 # Launch the app
 if __name__ == "__main__":
     app = create_demo()
-    auth_list_for_gradio = [(user, "password") for user in AUTHORIZED_USER_IDS]
-    app.launch(auth=auth_list_for_gradio)
+    app.launch()