Update app.py

app.py

@@ -858,5 +858,5 @@ with gr.Blocks(theme=gr.themes.Soft(), css=css) as app:
     )
 
 warnings.filterwarnings("ignore", category=FutureWarning)
-app.queue(default_concurrency_limit=2).launch(show_error=True)
+app.queue(default_concurrency_limit=None).launch(show_error=True)
 app.launch()