message: fix: Fixes metric control when changing viz type to tree chart
diff: @@ -40,6 +40,7 @@ export const dndGroupByControl: SharedControlConfig<'DndColumnSelect'> = {
  options.unshift(TIME_COLUMN_OPTION);
  }
  newState.options = Object.fromEntries(options.map(option => [option.column_name, option]));
  + newState.savedMetrics = state.datasource.metrics || [];
  }
  return newState;
  },
  