Update dependency npm-run-all2 to v6.2.6

Author: renovate[bot]

package-lock.json

@@ -60,7 +60,7 @@
     "@stylelint/remark-preset": "5.1.1",
     "eslint": "8.57.1",
     "eslint-config-stylelint": "21.0.0",
-    "npm-run-all2": "6.2.4",
+    "npm-run-all2": "6.2.6",
     "postcss": "8.4.47",
     "prettier": "3.3.3",
     "remark-cli": "12.0.1",