fix: gradio.outputs deprecated

app.py

@@ -64,7 +64,7 @@ if __name__ == "__main__":
             ),
             gr.Textbox(label="Text prompt", placeholder="A blue tree", lines=1),
         ],
-        outputs=gr.outputs.Image(type="pil"),
+        outputs=gr.Image(type="pil"),
         article=article,
         description=description,
         examples=examples.values.tolist(),