fix: updating Help link to point to user guide

Author: arcstur

src/web/templates/layout_menu.html

@@ -11,7 +11,7 @@
     </li>
     <li class="desktop-only"><a href="{% url 'new_batch' %}">{% translate "New batch" context 'layout-navbar-new-batch' %}</a></li>
     <li class="desktop-only"><a href="{% url 'last_batches' %}">{% translate "Last batches" context 'layout-navbar-last-batches' %}</a></li>
-    <li class="desktop-only"><a href="https://meta.wikimedia.org/wiki/QuickStatements_3.0/Documentation">{% translate "Help" context "layout-navbar-help" %}</a></li>
+    <li class="desktop-only"><a href="https://meta.wikimedia.org/wiki/QuickStatements_3.0/Documentation/User_guide">{% translate "Help" context "layout-navbar-help" %}</a></li>
   </ul>
   <ul>
     <a href="#" style="padding-bottom: 4px; margin-right: 2px;">