Update information texts translatable fields

This part used the code we deleted in order to make it easier to
refactor the rest of the translatable models. Now we add the code back.

app/views/admin/site_customization/information_texts/_form_field.html.erb

@@ -2,5 +2,8 @@
   <%= hidden_field_tag "contents[content_#{content.key}][id]", content.key %>
   <%= text_area_tag "contents[content_#{content.key}]values[value_#{locale}]",
                     translation_for_locale(content, locale) || t(content.key, locale: locale),
-                    merge_translatable_field_options({rows: 5}, locale) %>
+                    rows: 5,
+                    class: "js-globalize-attribute",
+                    style: site_customization_display_translation_style(locale),
+                    data:  { locale: locale } %>
 <% end %>