Fix template endif structure - match if/endif count

templates/servers/detail.twig

@@ -70,6 +70,7 @@
                             </div>
                             {% endif %}
                         </div>
+{% endif %}
                         <!-- Графики сетевых интерфейсов -->
                         {% set net_interfaces = [] %}
                         {% for metricName in displayMetrics %}