Bump @angular/core from 17.3.12 to 21.0.0

Bumps [@angular/core](https://github.com/angular/angular/tree/HEAD/packages/core) from 17.3.12 to 21.0.0.
- [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/21.0.0/packages/core)

---
updated-dependencies:
- dependency-name: "@angular/core"
  dependency-version: 21.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

package-lock.json

@@ -43,7 +43,7 @@
     "@angular/cdk": "^17.3.10",
     "@angular/common": "^17.1.1",
     "@angular/compiler": "^17.1.1",
-    "@angular/core": "^17.1.1",
+    "@angular/core": "^21.0.0",
     "@angular/forms": "^17.3.12",
     "@angular/platform-browser": "^17.1.1",
     "@angular/platform-browser-dynamic": "^17.3.12",