message: fix(cta-section): add alt text to story
  ### Related Ticket(s)
  Fixes
  ### Description
  Adds alt text to logos in storybook story
  ### Changelog
  **Changed**
  a11y improvements to storybook story
diff: @@ -100,7 +100,7 @@ const contentItemTypeMap = {
  `,
  logo: ({ heading, copy, links }) => html`
  <dds-cta-block-item>
  - <dds-image-logo slot="media" default-src="${logoMicrosoft2x1}"></dds-image-logo>
  + <dds-image-logo alt="Microsoft logo" slot="media" default-src="${logoMicrosoft2x1}"></dds-image-logo>
  <dds-content-item-heading>${heading}</dds-content-item-heading>
  <dds-content-item-copy>${copy}</dds-content-item-copy>
  ${links.map(
  