fix: let Gradio auto-find free port to avoid OSError crash loops

src/apps/p5_memory_quilt/app.py

@@ -404,5 +404,5 @@ def main(argv: list[str] | None = None) -> int:
     args = parser.parse_args(argv)
     demo = create_app()
     demo.queue()
-    demo.launch(server_name=args.host, server_port=args.port, share=args.share)
+    demo.launch(server_name=args.host, share=args.share)
     return 0