fix

app.py

@@ -311,7 +311,7 @@ with gr.Blocks().queue() as demo:
     with gr.Row():
         gr.Markdown("See more information in https://github.com/liuyuxuan3060/FreeLighting")
     with gr.Row():
-        gr.Markdown("We use a open source segmentation model to generate image mask")
+        gr.Markdown("We use an open source segmentation model to generate image mask")
 
     with gr.Tabs():
         with gr.TabItem("text-guided relighting") as t2v_tab: