message: chore(structured-list): remove border prop
  This change removes `border` attribute from `<bx-structured-list>` that
  is no longer used for the latest visual design.
diff: @@ -23,12 +23,6 @@ const { prefix } = settings;
  */
  @customElement(`${prefix}-structured-list`)
  class BXStructuredList extends FocusMixin(LitElement) {
  - /**
  - * `true` if border should be used.
  - */
  - @property({ type: Boolean, reflect: true })
  - border = false;
  -
  /**
  * The `name` attribute for the `<input>` for selection.
  * If present, this structured list will be a selectable one.
  @@ -58,10 +52,9 @@ class BXStructuredList extends FocusMixin(LitElement) {
  }
  render() {
  - const { border, selectionName } = this;
  + const { selectionName } = this;
  const classes = classMap({
  [`${prefix}--structured-list`]: true,
  - [`${prefix}--structured-list--border`]: border,
  [`${prefix}--structured-list--selection`]: Boolean(selectionName),
  });
  return html`
  