Merge pull request #5681 from nebulab/spaghetticode/fix-admin-flash

[ADMIN] Fix flash messages coloring

admin/app/views/layouts/solidus_admin/application.html.erb

@@ -29,7 +29,7 @@
 
     <div class="fixed inset-x-0 bottom-3 flex items-center justify-center flex-col gap-3 pointer-events-none" role="alert">
       <% flash.each do |key, message| %>
-        <%= render component("ui/toast").new(text: message, scheme: key == :error ? :error : :default) %>
+        <%= render component("ui/toast").new(text: message, scheme: key.to_sym == :error ? :error : :default) %>
       <% end %>
     </div>
   </body>