chore(deps): update npm to v9.9.4

Author: renovate[bot]

package.json

@@ -4,7 +4,7 @@
   "main": "index.js",
   "license": "MIT",
   "type": "module",
-  "packageManager": "npm@9.3.1",
+  "packageManager": "npm@9.9.4",
   "devDependencies": {
     "@eslint/js": "^9.21.0",
     "@tsconfig/node22": "^22.0.0",