chore(deps): bump @angular/router from 20.3.16 to 21.1.5 in /CSETWebNg

Bumps [@angular/router](https://github.com/angular/angular/tree/HEAD/packages/router) from 20.3.16 to 21.1.5.
- [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/v21.1.5/packages/router)

---
updated-dependencies:
- dependency-name: "@angular/router"
  dependency-version: 21.1.5
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

CSETWebNg/package-lock.json

@@ -34,7 +34,7 @@
     "@angular/material": "^20.2.14",
     "@angular/platform-browser": "^20.3.15",
     "@angular/platform-browser-dynamic": "^20.3.15",
-    "@angular/router": "^20.3.15",
+    "@angular/router": "^21.1.5",
     "@babel/helpers": "^7.28.6",
     "@fortawesome/angular-fontawesome": "^3.0.0",
     "@fortawesome/fontawesome-free": "^7.1.0",