npm: Bump @types/node from 20.6.2 to 20.8.6 (#229)

Bumps [@types/node](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/node) from 20.6.2 to 20.8.6.
- [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] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package.json

@@ -48,7 +48,7 @@
         "@types/jsonwebtoken": "^9.0.2",
         "@types/mongo-sanitize": "^1.0.1",
         "@types/morgan": "^1.9.5",
-        "@types/node": "^20.6.2",
+        "@types/node": "^20.8.6",
         "@types/swagger-jsdoc": "^6.0.1",
         "@types/swagger-ui-express": "^4.1.3",
         "@typescript-eslint/eslint-plugin": "^6.7.0",