Bump @types/node from 20.8.0 to 20.9.0 (#537)

Bumps [@types/node](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/node) from 20.8.0 to 20.9.0.
- [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-minor
...

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

package.json

@@ -30,7 +30,7 @@
   },
   "devDependencies": {
     "@typescript-eslint/parser": "^5.48.0",
-    "@types/node": "^20.8.0",
+    "@types/node": "^20.9.0",
     "@zeit/ncc": "^0.22.3",
     "eslint": "^8.50.0",
     "eslint-plugin-github": "^4.6.0",