Build(deps-dev): Bump npm-run-all2 (twbs#42441)

Bumps the development-dependencies group with 1 update in the / directory: [npm-run-all2](https://github.com/bcomnes/npm-run-all2).

Updates `npm-run-all2` from 8.0.4 to 9.0.0
- [Release notes](https://github.com/bcomnes/npm-run-all2/releases)
- [Changelog](https://github.com/bcomnes/npm-run-all2/blob/master/CHANGELOG.md)
- [Commits](bcomnes/npm-run-all2@v8.0.4...v9.0.0)

---
updated-dependencies:
- dependency-name: npm-run-all2
  dependency-version: 9.0.0
  dependency-type: direct:development
  update-type: version-update:semver-major
  dependency-group: development-dependencies
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

package-lock.json

@@ -179,7 +179,7 @@
     "markdownlint-cli": "^0.48.0",
     "mime": "^4.1.0",
     "nodemon": "^3.1.14",
-    "npm-run-all2": "^8.0.4",
+    "npm-run-all2": "^9.0.0",
     "pagefind": "^1.5.0",
     "playwright": "^1.59.1",
     "postcss": "^8.5.12",