Update angular monorepo to v21

Author: renovate[bot]

package.json

@@ -15,14 +15,14 @@
     },
     "dependencies": {
         "@angular/cdk": "^20.0.5",
-        "@angular/common": "^20.0.6",
-        "@angular/compiler": "^20.0.6",
-        "@angular/core": "^20.0.6",
-        "@angular/forms": "^20.0.6",
+        "@angular/common": "^21.0.0",
+        "@angular/compiler": "^21.0.0",
+        "@angular/core": "^21.0.0",
+        "@angular/forms": "^21.0.0",
         "@angular/material": "^20.0.5",
-        "@angular/platform-browser": "^20.0.6",
-        "@angular/platform-browser-dynamic": "^20.0.6",
-        "@angular/router": "^20.0.6",
+        "@angular/platform-browser": "^21.0.0",
+        "@angular/platform-browser-dynamic": "^21.0.0",
+        "@angular/router": "^21.0.0",
         "@fontsource-variable/roboto": "^5.2.10",
         "@fontsource/material-icons": "^5.2.7",
         "rxjs": "~7.8.0",
@@ -37,7 +37,7 @@
         "@angular-eslint/template-parser": "20.7.0",
         "@angular/build": "^20.0.5",
         "@angular/cli": "~20.3.0",
-        "@angular/compiler-cli": "^20.0.6",
+        "@angular/compiler-cli": "^21.0.0",
         "@eslint/eslintrc": "^3.1.0",
         "@eslint/js": "^9.11.1",
         "@types/jasmine": "~6.0.0",