fix(deps): bump @types/node from 20.19.10 to 25.4.0 in /frontend

Bumps [@types/node](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/node) from 20.19.10 to 25.4.0.
- [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-version: 25.4.0
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

frontend/package-lock.json

@@ -37,7 +37,7 @@
     "@types/express-serve-static-core": "^5.0.6",
     "@types/mime-types": "^3.0.1",
     "@types/morgan": "^1.9.9",
-    "@types/node": "^20",
+    "@types/node": "^25",
     "@types/react": "^19.1.2",
     "@types/react-dom": "^19.1.2",
     "@types/ws": "^8.18.1",