message: fix change dataset
diff: @@ -170,7 +170,7 @@ class DatasourceControl extends React.PureComponent {
  }
  onDatasourceSave = datasource => {
  - this.props.actions.saveDatasource(datasource);
  + this.props.actions.changeDatasource(datasource);
  const timeCol = this.props.form_data?.granularity_sqla;
  const { columns } = this.props.datasource;
  const firstDttmCol = columns.find(column => column.is_dttm);
  