Bump npm from 10.8.3 to 10.9.0 in /demos/moderator (#1214)

Bumps [npm](https://github.com/npm/cli) from 10.8.3 to 10.9.0.
- [Release notes](https://github.com/npm/cli/releases)
- [Changelog](https://github.com/npm/cli/blob/latest/CHANGELOG.md)
- [Commits](npm/cli@v10.8.3...v10.9.0)

---
updated-dependencies:
- dependency-name: npm
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

demos/moderator/package.json

@@ -17,7 +17,7 @@
   },
   "license": "MIT",
   "dependencies": {
-    "npm": "^10.8.3",
+    "npm": "^10.9.0",
     "package.json": "^2.0.1",
     "parcel": "^2.12.0",
     "preact": "10.24.1",