Bump @types/node from 18.15.7 to 20.8.7

Bumps [@types/node](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/node) from 18.15.7 to 20.8.7.
- [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-major
...

Signed-off-by: dependabot[bot] <support@github.com>

package.json

@@ -489,7 +489,7 @@
         "@types/glob": "^7.2.0",
         "@types/js-yaml": "^4.0.5",
         "@types/mocha": "^10.0.1",
-        "@types/node": "^18.15.7",
+        "@types/node": "^20.8.7",
         "@types/shell-quote": "^1.7.1",
         "@types/tmp": "^0.2.3",
         "@types/vscode": "^1.69.0",