Remove arcorn

Author: noah

package-lock.json

@@ -18,7 +18,6 @@
     "@docusaurus/plugin-client-redirects": "^2.0.0-beta.18",
     "@docusaurus/preset-classic": "^2.0.0-beta.18",
     "@mdx-js/react": "^1.6.22",
-    "acorn": "^8.7.1",
     "clsx": "^1.1.1",
     "prism-react-renderer": "^1.2.1",
     "react": "^17.0.1",