Agregar código ean a transferencia en la impresión

print_stock_transfer.xml

@@ -188,12 +188,16 @@
                             <table class="table table-condensed table-bordered">
                                 <thead>
                                     <tr>
+                                        <th class="text-center">EAN13</th>
                                         <th class="text-center">Descripción</th>
                                         <th class="text-center">Cantidad</th>
                                     </tr>
                                </thead>
                                <tbody class="sale_tbody">
                                     <tr t-foreach="o.lines" t-as="l">
+                                      <td>
+                                         <span t-field="l.ean13"/>
+                                      </td>
                                       <td>
                                          <span t-field="l.product_id"/>
                                       </td>