remove angular/platform-server from apps/demos and apps/angular

Author: GoodDayForSurf

apps/angular/package.json

@@ -26,7 +26,6 @@
     "@angular-devkit/build-angular": "17.3.11",
     "@angular/cli": "17.3.11",
     "@angular/language-service": "17.3.12",
-    "@angular/platform-server": "17.3.12",
     "@types/jasmine": "5.1.4",
     "@types/node": "20.11.17",
     "cross-env": "7.0.3",