Update app.py

app.py

@@ -142,4 +142,4 @@ with gr.Blocks(theme=gr.themes.Citrus(), css=css) as demo:
     demo.load(control_access, inputs=None, outputs=[main_interface, pro_message])
 
 if __name__ == "__main__":
-    demo.launch(concurrency_limit=None)
+    demo.launch()