fix indentation

app.py

@@ -628,7 +628,7 @@ with gr.Blocks(title="Nativ - Demo") as demo:
                     label="Select Font Color"
                 )
         with gr.Column():
-        update_btn = gr.Button("Apply Changes")
+            update_btn = gr.Button("Apply Changes")
     
     def process_and_show_translations(image, source_lang, target_lang, mode, font, font_color):
         boxes, bubbles, removed, final, translations, mask = process_image(image, source_lang, target_lang, mode, font, font_color)