fix email infos

templates/aldryn_forms/emails/includes/form_data.html

@@ -1,3 +1,5 @@
 {% for name, value in form_data %}
-    <p>{{ name }}: {{ value|default_if_none:"—" }}</p>
+    {% if name %}
+        <p>{{ name }}: {{ value|default_if_none:"—" }}</p>
+    {% endif %}
 {% endfor %}