chore(deps-dev): bump @angular-eslint/template-parser

Bumps [@angular-eslint/template-parser](https://github.com/angular-eslint/angular-eslint/tree/HEAD/packages/template-parser) from 18.2.0 to 21.2.0.
- [Release notes](https://github.com/angular-eslint/angular-eslint/releases)
- [Changelog](https://github.com/angular-eslint/angular-eslint/blob/main/packages/template-parser/CHANGELOG.md)
- [Commits](https://github.com/angular-eslint/angular-eslint/commits/v21.2.0/packages/template-parser)

---
updated-dependencies:
- dependency-name: "@angular-eslint/template-parser"
  dependency-version: 21.2.0
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

edc-policy-playground/package-lock.json

@@ -34,7 +34,7 @@
     "@angular-eslint/eslint-plugin": "18.2.0",
     "@angular-eslint/eslint-plugin-template": "18.2.0",
     "@angular-eslint/schematics": "18.3.1",
-    "@angular-eslint/template-parser": "18.2.0",
+    "@angular-eslint/template-parser": "21.2.0",
     "@angular/cli": "~18.0.7",
     "@angular/compiler-cli": "^18.0.6",
     "@types/jasmine": "~5.1.4",