Update dependency npm-run-all2 to v9

Author: renovate[bot]

package-lock.json

@@ -41,7 +41,7 @@
     "@stylelint/remark-preset": "5.1.1",
     "eslint": "9.39.4",
     "eslint-config-stylelint": "26.1.0",
-    "npm-run-all2": "8.0.4",
+    "npm-run-all2": "9.0.0",
     "postcss": "8.5.15",
     "prettier": "3.8.3",
     "remark-cli": "12.0.1",