message: add color to CaretBox example
diff: @@ -3,7 +3,7 @@ import {LiveEditor} from '@compositor/kit'
  import {CaretBox} from '../../src'
  import ExampleHeading from '../doc-components/ExampleHeading'
  -const example = `<CaretBox my={4} p={2} minHeight={100} borderColor="purple">
  +const example = `<CaretBox m={4} p={2} minHeight={100} bg="green.1" borderColor="green.5">
  CaretBox
  </CaretBox>`
  