fix gr column

app_onediff.py

@@ -84,9 +84,9 @@ def create_demo() -> gr.Blocks:
                 g_btn = gr.Button("Generate")
                 
         with gr.Row():
-            with gr.Column:
+            with gr.Column():
                 generated_image = gr.Image(label="Generated Image", type="pil", interactive=False)
-            with gr.Column:
+            with gr.Column():
                 time_cost = gr.Textbox(label="Time Cost", lines=1, interactive=False)
         
         g_btn.click(