chore(deps): bump @angular/router in /timeless-api/src/main/webui

Bumps [@angular/router](https://github.com/angular/angular/tree/HEAD/packages/router) from 19.2.11 to 21.0.6.
- [Release notes](https://github.com/angular/angular/releases)
- [Changelog](https://github.com/angular/angular/blob/main/CHANGELOG.md)
- [Commits](https://github.com/angular/angular/commits/v21.0.6/packages/router)

---
updated-dependencies:
- dependency-name: "@angular/router"
  dependency-version: 21.0.6
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

timeless-api/src/main/webui/package-lock.json

@@ -18,7 +18,7 @@
     "@angular/forms": "^19.2.0",
     "@angular/platform-browser": "^19.2.0",
     "@angular/platform-browser-dynamic": "^19.2.0",
-    "@angular/router": "^19.2.0",
+    "@angular/router": "^21.0.6",
     "@primeng/themes": "^19.1.3",
     "primeicons": "^7.0.0",
     "primeng": "^19.1.3",