Bump @types/node from 20.5.8 to 20.8.0 (#305)

Bumps [@types/node](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/node) from 20.5.8 to 20.8.0.
- [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

@@ -15,7 +15,7 @@
   },
   "devDependencies": {
     "@types/jest": "^29.5.5",
-    "@types/node": "^20.5.8",
+    "@types/node": "^20.8.0",
     "jest": "^29.7.0",
     "prettier": "^3.0.3",
     "ts-jest": "^29.1.1",