ci: when testing with ng4 add ng4 to all ng new calls (#4974)

There was a missing one for routing.

tests/e2e/utils/project.ts

@@ -32,17 +32,18 @@ export function ngServe(...args: string[]) {
 
 
 export function createProject(name: string, ...args: string[]) {
+  const argv: any = getGlobalVariable('argv');
+
   return Promise.resolve()
     .then(() => process.chdir(getGlobalVariable('tmp-root')))
-    .then(() => ng('new', name, '--skip-install', ...args))
+    .then(() => ng('new', name, '--skip-install', ...(argv['ng4'] ? ['--ng4'] : []), ...args))
     .then(() => process.chdir(name))
     .then(() => updateJsonFile('package.json', json => {
       Object.keys(packages).forEach(pkgName => {
         json['dependencies'][pkgName] = packages[pkgName].dist;
       });
     }))
     .then(() => {
-      const argv: any = getGlobalVariable('argv');
       if (argv.nightly || argv['ng-sha']) {
         const label = argv['ng-sha'] ? `#2.0.0-${argv['ng-sha']}` : '';
         return updateJsonFile('package.json', json => {