message: fix(card): added focus on click
  ### Related Ticket(s)
  ### Description
  Added focus on click for the card component, as Safari would faltly consider `body` as the active element when the card was clicked, this caused an accessibility bug where the focus would be trapped inside `ExpressiveModal` even after closed.
diff: /**
  * @license
  *
  - * Copyright IBM Corp. 2020
  + * Copyright IBM Corp. 2020, 2021
  *
  * This source code is licensed under the Apache-2.0 license found in the
  * LICENSE file in the root directory of this source tree.
  @@ -41,6 +41,7 @@ const VideoCTAMixin = <T extends Constructor<HTMLElement>>(Base: T) => {
  * @param event The event.
  */
  _handleClick(event: MouseEvent) {
  + this.focus();
  const { ctaType, disabled, href } = this;
  if (ctaType === CTA_TYPE.VIDEO) {
  event.preventDefault(); // Stop following the link
  