[27544] Avoid self-closing tag on html5 custom element

https://community.openproject.com/wp/27544

app/views/projects/form/_project_attributes.html.erb

@@ -62,7 +62,7 @@ See docs/COPYRIGHT.rdoc for more details.
 <% end %>
 
 <% unless form.object.errors[:identifier].blank? %>
-  <script type="text/javascript">
+  <%= nonced_javascript_tag do %>
     jQuery('#advanced-settings > .advanced-settings-inner').show();
-  </script>
+  <% end %>
 <% end %>

lib/open_project/text_formatting/formatters/markdown/helper.rb

@@ -39,7 +39,7 @@ module OpenProject::TextFormatting::Formatters
       end
 
       def wikitoolbar_for(field_id)
-        tag 'op-ckeditor-form', 'textarea-selector': "##{field_id}"
+        content_tag 'op-ckeditor-form', '', 'textarea-selector': "##{field_id}"
       end
 
       def initial_page_content(_page)