hotline #77035 openings: do not display days on exceptional closure period

library/ZendAfi/View/Helper/LibraryOpenings.php

@@ -103,7 +103,7 @@ class ZendAfi_View_Helper_LibraryOpenings extends ZendAfi_View_Helper_BaseHelper
     }
 
     if (!$label && $only_closures)
-      $label = 'Fermeture exceptionnelle';
+      $label = $this->_('Fermeture exceptionnelle');
 
     return $this->_renderSection($callback($label),
                                  $only_closures ? '' : $content );