show.html.erb in mumuki-laboratory-7.4.0

- old
+ new

@@ -1,7 +1,6 @@
 <%= content_for :breadcrumbs do %>
-  <%= breadcrumbs_for_linkable @debatable, link_to(t(:discussions), item_discussions_path(@debatable))%>
-  <%= breadcrumb_list_item('last', @discussion.friendly.truncate_words(4)) %>
+  <%= breadcrumbs_for_discussion @discussion, @debatable %>
 <% end %>
 
 <div>
   <div class="row">
     <% if current_user %>