[IMP] replace xml_id by key to make possible to use qweb created via …

…UI, cortesy @remytms

product_print_category/report/report_pricetag.xml

@@ -10,9 +10,7 @@ License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
         <t t-call="web.html_container">
             <t t-foreach="categories_data" t-as="category_data">
                 <div class="page">
-                    <t
-                        t-call="#{ category_data['print_category'].qweb_view_id.xml_id }"
-                    />
+                    <t t-call="#{ category_data['print_category'].qweb_view_id.key }" />
                 </div>
             </t>
         </t>