Update app.py

app.py

@@ -148,5 +148,5 @@ with gr.Blocks() as ImageGenarationArena:
             stop_button2.click(lambda s: gr.update(interactive = False), None, stop_button2, cancels = [gen_event2])
 
     
-demo.queue(concurrency_count = 36)                        
-demo.launch()
+ImageGenarationArena.queue(concurrency_count = 36)                        
+ImageGenarationArena.launch()