Downloads: remove pluralize call

Author: ewlarson

app/views/catalog/_show_downloads.html.erb

@@ -25,7 +25,7 @@
   <% elsif document.direct_download.present? || document.hgl_download.present? || document.iiif_download.present? %>
     <div class="panel panel-default downloads">
       <div class="panel-heading">
-        <h3 class="h5"><%= t('geoblacklight.download.download').pluralize %></h3>
+        <h3 class="h5"><%= t('geoblacklight.download.download') %></h3>
       </div>
 
       <ul class="list-group list-group-flush">