[REF] stock: adapt code after jQuery update

Part of task 1896658

Co-authored-by: Aaron Bohy <aab@odoo.com>
Co-authored-by: Christophe Matthieu <chm@odoo.com>
Co-authored-by: Mathieu Duckerts-Antoine <dam@odoo.com>
Co-authored-by: David Monjoie <dmo@odoo.com>
Co-authored-by: Martin Geubelle <mge@odoo.com>
Co-authored-by: svs-odoo <svs@odoo.com>
Co-authored-by: Vincent Schippefilt <vsc@odoo.com>

addons/stock/static/src/js/stock_traceability_report_backend.js

@@ -29,11 +29,11 @@ var stock_report_generic = AbstractAction.extend({
         this.given_context.lot_name = action.context.lot_name || false;
     },
     willStart: function() {
-        return $.when(this._super.apply(this, arguments), this.get_html());
+        return Promise.all([this._super.apply(this, arguments), this.get_html()]);
     },
     set_html: function() {
         var self = this;
-        var def = $.when();
+        var def = Promise.resolve();
         if (!this.report_widget) {
             this.report_widget = new ReportWidget(this, this.given_context);
             def = this.report_widget.appendTo(this.$('.o_content'));
@@ -67,7 +67,7 @@ var stock_report_generic = AbstractAction.extend({
                 self.html = result.html;
                 self.renderButtons();
                 defs.push(self.update_cp());
-                return $.when.apply($, defs);
+                return Promise.all(defs);
             });
     },
     // Updates the control panel and render the elements that have yet to be rendered