Bump @types/node from 20.19.25 to 25.0.3 in /webapp

Bumps [@types/node](https://github.com/DefinitelyTyped/DefinitelyTyped/tree/HEAD/types/node) from 20.19.25 to 25.0.3.
- [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-version: 25.0.3
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

webapp/package-lock.json

@@ -31,7 +31,7 @@
     "@angular/build": "^20.3.13",
     "@angular/cli": "^20.3.13",
     "@angular/compiler-cli": "^20.3.15",
-    "@types/node": "^20.19.25",
+    "@types/node": "^25.0.3",
     "typescript": "~5.9.3"
   }
 }