chore(deps): update angular-cli monorepo to v20

Author: renovate[bot]

frontend/package.json

@@ -46,9 +46,9 @@
     "tslib": "^2.8.1"
   },
   "devDependencies": {
-    "@angular-devkit/build-angular": "^19.1.8",
+    "@angular-devkit/build-angular": "^20.0.0",
     "@angular-eslint/eslint-plugin-template": "^19.0.2",
-    "@angular/cli": "~19.2.0",
+    "@angular/cli": "~20.1.0",
     "@angular/compiler-cli": "^19.0.3",
     "@cypress/schematic": "^4.0.0",
     "@cypress/skip-test": "^2.6.1",