[IMP] web_kanban: refresh kanban view after fail

If a kanban tile is moved to another column, in case of failure it
would stay in that column giving the false idea that it somewhat worked.

This commit refresh the kanban view in such an instance.

closes #9837

first half of opw-657863

addons/web_kanban/static/src/js/kanban_view.js

@@ -627,7 +627,7 @@ var KanbanView = View.extend({
                 self.reload_record(record);
                 self.resequence_column(column);
             }
-        });
+        }).fail(this.do_reload);
     },
 
     update_record: function(event) {