gallary fix

app.py

@@ -386,7 +386,7 @@ with gr.Blocks(css=css) as demo:
                 btn=gr.Button("Identify")
                     
         with gr.Column():
-            gry=gr.Gallery(value=skin_images, columns=4, show_label=False, allow_preview=False)
+            gry=gr.Gallery(value=skin_images, columns=5, show_label=False, allow_preview=False)
     with gr.Row():
         with gr.Column():
             gr.Markdown("Most probable skin condition")