test: update webpack test-app asset packages

Use Angular 16 for webpack test-app

Author: alan-agius4

tests/legacy-cli/e2e/assets/webpack/test-app/package.json

@@ -2,14 +2,13 @@
   "name": "test",
   "license": "MIT",
   "dependencies": {
-    "@angular/common": "^15.1.0-next",
-    "@angular/compiler": "^15.1.0-next",
-    "@angular/compiler-cli": "^15.1.0-next",
-    "@angular/core": "^15.1.0-next",
-    "@angular/platform-browser": "^15.1.0-next",
-    "@angular/platform-browser-dynamic": "^15.1.0-next",
-    "@angular/platform-server": "^15.1.0-next",
-    "@angular/router": "^15.1.0-next",
+    "@angular/common": "^16.0.0-next",
+    "@angular/compiler": "^16.0.0-next",
+    "@angular/compiler-cli": "^16.0.0-next",
+    "@angular/core": "^16.0.0-next",
+    "@angular/platform-browser": "^16.0.0-next",
+    "@angular/platform-browser-dynamic": "^16.0.0-next",
+    "@angular/router": "^16.0.0-next",
     "@ngtools/webpack": "0.0.0",
     "rxjs": "^6.6.7",
     "zone.js": "^0.11.4"