Bump @types/node from 16.4.5 to 16.4.10 in /demo (#171)

Bumps [@types/node](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/node) from 16.4.5 to 16.4.10.
- [Release notes](https://github.com/DefinitelyTyped/DefinitelyTyped/releases)
- [Commits](https://github.com/DefinitelyTyped/DefinitelyTyped/commits/HEAD/types/node)

---
updated-dependencies:
- dependency-name: "@types/node"
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

demo/package-lock.json

@@ -8,7 +8,7 @@
     "lint": "eslint --cache --ext .ts --ignore-path .gitignore ."
   },
   "devDependencies": {
-    "@types/node": "^16.4.5",
+    "@types/node": "^16.4.10",
     "@types/webpack": "^5.28.0",
     "@typescript-eslint/eslint-plugin": "^4.28.5",
     "@typescript-eslint/parser": "^4.28.5",