Remove commented code (warning during compression)

manage.py compress —force causes a warning here.

rest_framework/templates/rest_framework/vertical/list_fieldset.html

@@ -1,8 +1,4 @@
 <fieldset>
     {% if field.label %}<legend {% if style.hide_label %}class="sr-only"{% endif %}>{{ field.label }}</legend>{% endif %}
-<!--     {% if field.label %}<legend {% if style.hide_label %}class="sr-only"{% endif %}>{{ field.label }}</legend>{% endif %}
-    {% for field_item in field.value.field_items.values() %}
-        {{ renderer.render_field(field_item, layout=layout) }}
-    {% endfor %} -->
     <p>Lists are not currently supported in HTML input.</p>
 </fieldset>