Bump @angular/core

Bumps the npm_and_yarn group with 1 update in the /frontend/APIAlumno directory: [@angular/core](https://github.com/angular/angular/tree/HEAD/packages/core).


Updates `@angular/core` from 21.1.6 to 21.2.4
- [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/v21.2.4/packages/core)

---
updated-dependencies:
- dependency-name: "@angular/core"
  dependency-version: 21.2.4
  dependency-type: direct:production
  dependency-group: npm_and_yarn
...

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

Author: dependabot[bot]

frontend/APIAlumno/package-lock.json

@@ -12,8 +12,8 @@
   "dependencies": {
     "@angular/animations": "^18.2.0",
     "@angular/common": "^21.0.1",
-    "@angular/compiler": "^21.2.1",
-    "@angular/core": "^21.1.6",
+    "@angular/compiler": "^21.2.2",
+    "@angular/core": "^21.2.4",
     "@angular/forms": "^21.0.1",
     "@angular/platform-browser": "^21.0.1",
     "@angular/platform-browser-dynamic": "^21.0.1",