webui: whitespace fix

school/templates/show-group.html

@@ -124,6 +124,6 @@
             </div>
             </div>
         </div>
         </div>
     {% endif %}
     {% endif %}
-        {% include "box-templatelist.html" %}
+    {% include "box-templatelist.html" %}
 </div>
 </div>
 {% endblock %}
 {% endblock %}