chore(deps): update dependency angular-eslint to v21.2.0 (#2201)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

frontend/blog-angular-ui/package-lock.json

@@ -37,7 +37,7 @@
     "@types/jasmine": "6.0.0",
     "@types/jasminewd2": "2.0.13",
     "@types/node": "24.10.9",
-    "angular-eslint": "21.1.0",
+    "angular-eslint": "21.2.0",
     "cross-env": "^10.0.0",
     "eslint": "9.39.2",
     "jasmine-core": "5.13.0",