[FIX] web: refresh calendar if error

If an error is raised when saving a calendar event, the transaction is
correctly rolled back. However, the view is not refreshed and the
incorrect information is displayed.

We simply reload in all cases.

opw-2002186

closes odoo/odoo#33028

Signed-off-by: Nicolas Martinelli (nim) <nim@odoo.com>

addons/web/static/src/js/views/calendar/calendar_controller.js

@@ -103,7 +103,7 @@ var CalendarController = AbstractController.extend({
      * @returns {Deferred}
      */
     _updateRecord: function (record) {
-        return this.model.updateRecord(record).then(this.reload.bind(this));
+        return this.model.updateRecord(record).always(this.reload.bind(this));
     },
 
     //--------------------------------------------------------------------------