chore(deps): bump @angular/animations in /edc-policy-playground

Bumps [@angular/animations](https://github.com/angular/angular/tree/HEAD/packages/animations) from 18.0.6 to 21.2.12.
- [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/v21.2.12/packages/animations)

---
updated-dependencies:
- dependency-name: "@angular/animations"
  dependency-version: 21.2.12
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

edc-policy-playground/package-lock.json

@@ -12,7 +12,7 @@
   },
   "private": true,
   "dependencies": {
-    "@angular/animations": "^18.0.6",
+    "@angular/animations": "^21.2.12",
     "@angular/common": "^18.0.6",
     "@angular/core": "^18.0.6",
     "@angular/forms": "^18.0.6",