Cleans up add server form

bookwyrm/templates/settings/add_server_form.html

@@ -7,9 +7,7 @@
 
 {% block form %}
 <form>
-    {% csrf_token %}
-    {{ form.as_p }}
-    <button type="submit" class="button is-primary">{% trans "Save" %}</button>
+    {% include 'settings/server_form.html' %}
 </form>
 {% endblock %}