build(deps-dev): Bump @types/node from 18.16.18 to 20.3.3 in /DSL

Bumps [@types/node](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/node) from 18.16.18 to 20.3.3.
- [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>

DSL/package.json

@@ -69,7 +69,7 @@
         "vscode-uri": "^3.0.7"
     },
     "devDependencies": {
-        "@types/node": "^18.16.18",
+        "@types/node": "^20.3.3",
         "@types/vscode": "^1.79.1",
         "@vitest/coverage-v8": "^0.32.4",
         "@vitest/ui": "^0.32.4",