chore(deps): update dependency @angular/build to v21.2.5

Author: renovate[bot]

frontend/package-lock.json

@@ -39,7 +39,7 @@
     "@angular-eslint/eslint-plugin-template": "^21.2.0",
     "@angular-eslint/schematics": "^21.2.0",
     "@angular-eslint/template-parser": "^21.2.0",
-    "@angular/build": "21.2.3",
+    "@angular/build": "21.2.5",
     "@angular/cli": "~21.2.0",
     "@angular/compiler-cli": "21.2.5",
     "@angular/localize": "21.2.5",