[REF] website_rating: 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/website_rating/static/src/js/website_mail.js

@@ -332,7 +332,7 @@ var RatingPopupComposer = publicWidget.Widget.extend({
         this._composer = new PortalComposer(this, this.options);
         defs.push(this._composer.replace(this.$('.o_portal_chatter_composer')));
 
-        return $.when.apply($, defs);
+        return Promise.all(defs);
     },
 });
 
@@ -344,10 +344,10 @@ publicWidget.registry.RatingPopupComposer = publicWidget.Widget.extend({
      */
     start: function () {
         var ratingPopup = new RatingPopupComposer(this, this.$el.data());
-        return $.when(
+        return Promise.all([
             this._super.apply(this, arguments),
             ratingPopup.appendTo(this.$el)
-        );
+        ]);
     },
 });
 });