message: Work for  add buttongroup css definition in defaultV2 theme
diff: @@ -452,6 +452,17 @@ export var defaultV2Css = {
  itemDragMod: "sv-ranking--drag",
  itemOnError: "sv-ranking-item--error",
  },
  + buttongroup: {
  + root: "sv-button-group",
  + item: "sv-button-group__item",
  + itemIcon: "sv-button-group__item-icon",
  + itemDecorator: "sv-button-group__item-decorator",
  + itemCaption: "sv-button-group__item-caption",
  + itemHover: "sv-button-group__item--hover",
  + itemSelected: "sv-button-group__item--selected",
  + itemDisabled: "sv-button-group__item--disabled",
  + itemControl: "sv-visuallyhidden",
  + },
  actionBar: {
  root: "sd-action-bar",
  item: "sd-action",
  