chore(deps): update dependency eslint to v9

Author: renovate[bot]

package.json

@@ -37,7 +37,7 @@
     "parse-md": "3.0.3"
   },
   "devDependencies": {
-    "eslint": "4.19.1",
+    "eslint": "9.10.0",
     "eslint-config-synacor": "3.0.5",
     "esm": "3.2.25",
     "glob": "9.2.1",