Bug 23355: Make "Print receipt" translatable

Signed-off-by: Martin Renvoize <martin.renvoize@ptfs-europe.com>

koha-tmpl/intranet-tmpl/prog/en/modules/pos/register.tt

@@ -182,7 +182,7 @@
                         .append( '<td>'+group+'</td>' )
                         .append( '<td colspan="2">'+details.description+'</td>' )
                         .append( '<td>'+details.amount+'</td>' )
-                        .append( '<td><button class="printReceipt btn btn-default btn-xs" data-accountline="'+group+'"><i class="fa fa-print"></i> Print receipt</button></td>');
+                        .append( '<td><button class="printReceipt btn btn-default btn-xs" data-accountline="'+group+'"><i class="fa fa-print"></i> ' + _("Print receipt") + '</button></td>');
                 },
                 endRender: null,
             }