improving depot code for user and static repo examples

templates/depot/items/item_change.jinja

@@ -1,4 +1,4 @@
-{% extends base|none("admin/base.jinja") %}
+{% extends base|none("depot/base.jinja") %}
 
 {% block content %}
 <div id="message-box-area" class="ui message" _="init wait 3s then transition opacity to 0 then remove me">
@@ -8,6 +8,6 @@
     <h1>Update {{item_model.name}} in {{item_info.name}}</h1>
     {% set fields = item_info.fields %}
     {% set form = { 'action': item.change_url, 'method': 'PATCH' } %}
-    {% include "/admin/items/item_change_form.jinja" %}
+    {% include "/depot/items/item_change_form.jinja" %}
 </div>
 {% endblock content %}