_scrollToToken(token) {
      if (!this.expandedContentDom) {
        return;
      }
      const tokenRect = token.getBoundingClientRect();
      const tokenContainerRect = this.expandedContentDom.getBoundingClientRect();
      if (tokenRect.left < tokenContainerRect.left) {
        this._scrollEnablement.scrollTo(this.expandedContentDom.scrollLeft - (tokenContainerRect.left - tokenRect.left + 5), 0);
      } else if (tokenRect.right > tokenContainerRect.right) {
        this._scrollEnablement.scrollTo(this.expandedContentDom.scrollLeft + (tokenRect.right - tokenContainerRect.right + 5), 0);
      }
    }
Scrolls token to the visible area of the container.
Adds 4 pixels to the scroll position to ensure padding and border visibility on both ends
@private