fix menu

Author: Gorniv

src/app/app.component.html

@@ -5,6 +5,7 @@
         <li><a [routerLink]="['/primeng/report']" [routerLinkActive]="['router-link-active']">primeng</a></li>
         <li><a [routerLink]="['/mock']" [routerLinkActive]="['router-link-active']">mock</a></li>
         <li><a [routerLink]="['/ionic']" [routerLinkActive]="['router-link-active']">ionic</a></li>
+        <li><a [routerLink]="['/back']" [routerLinkActive]="['router-link-active']">back http</a></li>
     </ul>
 </nav>
 <router-outlet></router-outlet>