fix(project): upgraded @nguniversal/express-engine to v8

Author: AnthonyNahas

package-lock.json

@@ -59,8 +59,8 @@
     "@angular/language-service": "^8.1.2",
     "@angular/service-worker": "^8.1.2",
     "@angularclass/hmr": "~2.1.3",
-    "@nguniversal/express-engine": "^7.1.1",
-    "@nguniversal/module-map-ngfactory-loader": "^7.1.1",
+    "@nguniversal/express-engine": "^8.1.1",
+    "@nguniversal/module-map-ngfactory-loader": "^8.1.1",
     "@types/jasmine": "^2.8.14",
     "@types/jasminewd2": "^2.0.6",
     "@types/node": "^10.14.13",