Enable queueing for txt2vid and img2vid presets in iface configuration for improved performance

app.py

@@ -568,6 +568,7 @@ with gr.Blocks(theme=gr.themes.Soft()) as iface:
         ],
         outputs=txt2vid_output,
         concurrency_limit=1,
+        queue=True,
     )
 
     img2vid_preset.change(
@@ -585,6 +586,7 @@ with gr.Blocks(theme=gr.themes.Soft()) as iface:
         ],
         outputs=img2vid_output,
         concurrency_limit=1,
+        queue=True,
     )
 
 if __name__ == "__main__":