bring back nav item separators

Signed-off-by: tdruez <tdruez@aboutcode.org>

Author: tdruez

dje/templates/navbar/navbar_header_right_menu.html

@@ -2,8 +2,14 @@
 {% load has_notification from notifications_tags %}
 
 {% block right-nav %}
+  <li class="nav-item">
+    <hr class="d-md-none my-2 text-white-50">
+  </li>
   {% include 'navbar/navbar_theme_toogle.html' %}
   {% if not user.is_authenticated and register_url %}
+    <li class="nav-item">
+      <hr class="d-md-none my-2 text-white-50">
+    </li>
     <li class="nav-item">
       <a class="nav-link" href="{{ register_url }}"><i class="fas fa-user-plus"></i> {% trans 'Sign Up' %}</a>
     </li>
@@ -13,6 +19,9 @@
       <a class="nav-link" href="{% url 'login' %}"><i class="fas fa-sign-in-alt"></i> {% trans 'Sign in' %}</a>
     </li>
   {% else %}
+    <li class="nav-item">
+      <hr class="d-md-none my-2 text-white-50">
+    </li>
     <li class="nav-item">
       {% if user|has_notification %}
         <a class="nav-link px-md-3 position-relative" href="{% url 'notifications:unread' %}" title="Unread notifications" data-bs-toggle="tooltip" aria-label="Unread notifications">
@@ -27,6 +36,9 @@
         </a>
       {% endif %}
     </li>
+    <li class="nav-item">
+      <hr class="d-md-none my-2 text-white-50">
+    </li>
     <li class="nav-item dropdown">
       <button class="btn nav-link dropdown-toggle" data-bs-toggle="dropdown" aria-haspopup="true" aria-expanded="false">
         {% firstof user.first_name|truncatechars:10 user.username|truncatechars:10 %}&nbsp;({{ user.dataspace|truncatechars:8 }})