update angular to v21

Author: mshima

generators/angular/resources/package.json

@@ -1,6 +1,6 @@
 {
   "dependencies": {
-    "@angular/common": "20.3.12",
+    "@angular/common": "21.0.0",
     "@fortawesome/angular-fontawesome": "3.0.0",
     "@fortawesome/fontawesome-svg-core": "7.1.0",
     "@fortawesome/free-solid-svg-icons": "7.1.0",
@@ -15,16 +15,16 @@
     "rxjs": "7.8.2",
     "sockjs-client": "1.6.1",
     "tslib": "2.8.1",
-    "zone.js": "0.15.1"
+    "zone.js": "0.16.0"
   },
   "devDependencies": {
     "@angular-architects/module-federation": "20.0.0",
     "@angular-architects/module-federation-runtime": "20.0.0",
     "@angular-builders/custom-esbuild": "20.0.0",
     "@angular-builders/custom-webpack": "20.0.0",
     "@angular-builders/jest": "20.0.0",
-    "@angular/build": "20.3.10",
-    "@angular/cli": "20.3.10",
+    "@angular/build": "21.0.0",
+    "@angular/cli": "21.0.0",
     "@eslint/js": "9.39.1",
     "@types/folder-hash": "4.0.4",
     "@types/jest": "29.5.14",
@@ -61,5 +61,15 @@
     "webpack-merge": "6.0.1",
     "webpack-notifier": "1.15.0"
   },
+  "overrides": {
+    "@angular-devkit/architect": ">=0.2100.0 < 0.2200.0",
+    "@angular-devkit/build-angular": "$@angular/cli",
+    "@angular-devkit/core": "$@angular/cli",
+    "@angular/build": "$@angular/build",
+    "@angular/core": "$@angular/core",
+    "@angular/common": "$@angular/common",
+    "@angular/compiler-cli": "$@angular/core",
+    "@angular/platform-browser-dynamic": "$@angular/core"
+  },
   "packageManager": "npm@11"
 }