chore(deps): update dependency @types/eslint to v9

Author: renovate[bot]

package-lock.json

@@ -33,7 +33,7 @@
   "homepage": "https://github.com/val-town/deno-http-worker#readme",
   "devDependencies": {
     "@biomejs/biome": "^2.1.4",
-    "@types/eslint": "^8.44.4",
+    "@types/eslint": "^9.0.0",
     "@types/node": "^24.2.0",
     "@typescript-eslint/eslint-plugin": "^7.8.0",
     "eslint": "^8.57.0",