chore: remove unused ESLint dependencies

Author: tobiasdiez

package.json

@@ -32,8 +32,6 @@
     "test:legacy": "node test.js arXiv.org.js"
   },
   "devDependencies": {
-    "@eslint/js": "^9.39.2",
-    "eslint": "^9.39.2",
     "globals": "^17.0.0",
     "jsdom": "^27.4.0",
     "oxfmt": "^0.27.0",