fix(deps): update angular monorepo to v21

Author: renovate[bot]

package.json

@@ -16,15 +16,15 @@
   },
   "private": true,
   "dependencies": {
-    "@angular/animations": "^20.1.3",
+    "@angular/animations": "^21.0.0",
     "@angular/common": "^20.1.3",
     "@angular/compiler": "^20.1.3",
-    "@angular/core": "^20.1.3",
-    "@angular/forms": "^20.1.3",
-    "@angular/platform-browser": "^20.1.3",
-    "@angular/platform-browser-dynamic": "^20.1.3",
+    "@angular/core": "^21.0.0",
+    "@angular/forms": "^21.0.0",
+    "@angular/platform-browser": "^21.0.0",
+    "@angular/platform-browser-dynamic": "^21.0.0",
     "@angular/platform-server": "^20.1.3",
-    "@angular/router": "^20.1.3",
+    "@angular/router": "^21.0.0",
     "@angular/ssr": "^20.1.2",
     "express": "^5.1.0",
     "rxjs": "~7.8.0",
@@ -35,7 +35,7 @@
   "devDependencies": {
     "@angular/build": "^20.1.2",
     "@angular/cli": "^20.1.2",
-    "@angular/compiler-cli": "^20.1.3",
+    "@angular/compiler-cli": "^21.0.0",
     "@schedule-x/calendar": "3.3.0",
     "@schedule-x/drag-and-drop": "^3.3.0",
     "@schedule-x/event-modal": "^3.3.0",