message: Disable ToolbarButtonOverride, closes
diff: @@ -26,7 +26,7 @@ const ToolbarButton: React.FunctionComponent<ToolbarButtonProps> = ({
  ...other
  }) => {
  return (
  - <Button className={clsx(classes.toolbarBtn, className)} {...other}>
  + <Button variant="text" className={clsx(classes.toolbarBtn, className)} {...other}>
  <ToolbarText
  className={typographyClassName}
  variant={variant}
  