message: Add missing word to Circular Progress Bar docs
diff: @@ -79,7 +79,7 @@ Setting the progress to indeterminate means you're not able to determine the
  ### Accessibility
  -- Progress has a `role` set to `progressbar` to denote that it's a progress
  +- Progress has a `role` set to `progressbar` to denote that it's a progress bar
  - Progress has `aria-valuenow` set to the percentage completion value passed to
  the component, to ensure the progress percent is visible to screen readers.
  