message: docs(modal): fix scrolling example Lorem usage
  This change resolves two issues:
  `Lorem` uses the `count` prop to determine how much text to generate,
  not the `size` prop
  5 paragraphs of text was not enough to trigger scrolling on larger
  screens, so I bumped it to 15
diff: @@ -373,7 +373,7 @@ function ScrollingExample() {
  <ModalHeader>Modal Title</ModalHeader>
  <ModalCloseButton />
  <ModalBody>
  - <Lorem size={5} />
  + <Lorem count={15} />
  </ModalBody>
  <ModalFooter>
  <Button onClick={onClose}>Close</Button>
  