fix(navPush): change detector exception

Disables prod mode in e2e tests

fixes

scripts/e2e/entry.ts

@@ -1,6 +1,4 @@
 import { platformBrowser } from '@angular/platform-browser';
-import { enableProdMode } from '@angular/core';
 import { AppModuleNgFactory } from './app-module.ngfactory';
 
-enableProdMode();
 platformBrowser().bootstrapModuleFactory(AppModuleNgFactory);