Update app.py

app.py

@@ -4,6 +4,6 @@ from grote.app import make_demo
 
 if __name__ == "__main__":
     current_file_path = Path(__file__).resolve()
-    img_path = (current_file_path.parent / ".." / "assets" / "img").resolve()
+    img_path = (current_file_path.parent / "assets" / "img").resolve()
     gr.set_static_paths(paths=[img_path])
     make_demo().queue(api_open=False).launch(show_api=False, allowed_paths=[img_path], favicon_path=img_path / "favicon.ico")