message: fix(cta-section): removed set same height usage
  ### Related Ticket(s)
  ### Description
  I've removed the usage of `SetSameHeight` utility. `Grid` layout scss was already applied to `dds-button-group`.
diff: /**
  - * 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.
  */
  -import React, { useEffect, useRef } from 'react';
  import classNames from 'classnames';
  import ContentBlock from '../../internal/components/ContentBlock/ContentBlock';
  import ContentItem from '../../internal/components/ContentItem/ContentItem';
  import { CTA } from '../CTA';
  import ddsSettings from '@carbon/ibmdotcom-utilities/es/utilities/settings/settings';
  import PropTypes from 'prop-types';
  -import root from 'window-or-global';
  -import sameHeight from '@carbon/ibmdotcom-utilities/es/utilities/sameHeight/sameHeight';
  +import React from 'react';
  import settings from 'carbon-components/es/globals/js/settings';
  const { stablePrefix } = ddsSettings;
  @@ -23,38 +21,13 @@ const { prefix } = settings;
  * CTASection pattern.
  */
  const CTASection = ({ heading, copy, cta, items, theme }) => {
  - const containerRef = useRef();
  -
  - useEffect(() => {
  - setSameHeight();
  - root.addEventListener('resize', setSameHeight);
  -
  - return () => root.removeEventListener('resize', setSameHeight);
  - }, []);
  -
  - /**
  - * Function that activates the sameHeight utility
  - */
  - const setSameHeight = () => {
  - root.requestAnimationFrame(() => {
  - const { current: containerNode } = containerRef;
  - if (containerNode) {
  - sameHeight(
  - containerNode.getElementsByClassName(`${prefix}--content-item__copy`),
  - 'md'
  - );
  - }
  - });
  - };
  -
  return (
  <section
  data-autoid={`${stablePrefix}--cta-section`}
  className={classNames(`${prefix}--cta-section`, {
  [`${prefix}--cta-section__has-items`]: items,
  [`${prefix}--cta-section--${theme}`]: theme,
  - })}
  - ref={containerRef}>
  + })}>
  <ContentBlock heading={heading} copy={copy} />
  <CTA customClassName={`${prefix}--cta-section__cta`} {...cta} />
  {items && (
  