Tweaked the pop-up wg menus in the lefthand navbar to have the same visibility breakpoint as the navbar.

 - Legacy-Id: 9389

Author: levkowetz

ietf/templates/base/menu_wg.html

@@ -1,5 +1,5 @@
 {% for p in parents %}
-  <li class="hidden-nojs dropdown-submenu visible-lg-block group-menu group-parent-{{ p.id }}">
+  <li class="hidden-nojs dropdown-submenu group-menu group-parent-{{ p.id }}">
     <a href="{{ p.menu_url }}">{{ p.short_name }}</a>
   </li>
 {% endfor %}