Merge #548: Add new link to user guide closes #547

76a626b reverting changes cy test (Anujkumar Darji)
625e766 Add new link to user guide closes #547 (Anujkumar Darji)

Pull request description:

  The "Help" option has been added as a link above the logout option in the user options located at the top right corner.

ACKs for top commit:
  josecelano:
    ACK 76a626b

Tree-SHA512: 7c18c792e7828724b5cb7b22c62b647aa543ce71d4972ff5780f03bc34e9c7a7ec3b534f25005b2b2bcfd45718e3ec3c6de0a37d7f2a786fc2b8a4d7af22bc76

components/navigation/NavigationBar.vue

@@ -34,6 +34,7 @@
               <li v-if="user.admin" data-cy="admin-settings-link"><NuxtLink to="/admin/settings/backend">
                 Admin Settings
               </NuxtLink></li>
+              <li><a data-cy="help" href="https://torrust.github.io/torrust-index-gui-user-guide/" target="_blank">Help</a></li>
               <li><a data-cy="logout-link" @click="logoutUser()">Logout {{ user.username }}</a></li>
             </ul>
           </div>