Add conditional preview generation for CID group types in user details

generic/templates/generic/cid_group_view_detail.html

@@ -37,6 +37,7 @@
                 </div>
             </div>
 
+            {% if group_type == 'cid' %}
             <div class="mb-2">
                 <form method="post" hx-post="{% url 'generic:cid_group_generate_preview' group.pk %}" hx-target="#cid-generate-preview" hx-swap="innerHTML">
                     {% csrf_token %}
@@ -48,6 +49,7 @@
                 </form>
                 <div id="cid-generate-preview"></div>
             </div>
+            {% endif %}
 
             <div id="group-users-wrap">
                 {% if users %}