app/views/admin/administrators/edit.html.erb
<%= back_link_to admin_administrators_path %>
<h2><%= t("admin.administrators.form.edit_title") %></h2>
<div class="callout highlight">
<strong><%= @administrator.name %></strong><br>
<%= @administrator.email %>
</div>
<div class="margin-top">
<%= form_for [:admin, @administrator] do |f| %>
<%= f.text_field :description %>
<%= f.submit class: "button success" %>
<% end %>
</div>