message: chore: add missing icon import to docs
  This doc was missing an important import to help identify where the icon was being sourced from.
diff: @@ -16,10 +16,11 @@ styled to resemble a hyperlink and semantically renders an `<a>`.
  <carbon-ad></carbon-ad>
  -## Import
  +## Imports
  ```js
  import { Link } from "@chakra-ui/react"
  +import { ExternalLinkIcon } from '@chakra-ui/icons'
  ```
  ## Usage
  