message: Add info about importing types from TypeScript
diff: @@ -56,6 +56,12 @@ This will apply the same `color`, `font-family`, and `line-height` styles to the
  Primer Components includes TypeScript support with no additional `@types` package necessary. You will need to install `@types/styled-components` and `@types/react` if you import either of those packages.
  +Once installed, you can import components and their prop type interfaces from the `@primer/components` package:
  +
  +```typescript
  +import {BorderBox, BorderBoxProps} from '@primer/components'
  +```
  +
  ### Fixing "Duplicate identifier 'FormData'"
  Ever since `@types/styled-components` version `14.1.19`, it has a dependency of both `@types/react` and `@types/react-native`. Unfortunately, those declarations clash; for more information, see [issue 33311](https://github.com/DefinitelyTyped/DefinitelyTyped/issues/33311) and [issue 33015](https://github.com/DefinitelyTyped/DefinitelyTyped/issues/33015) in the DefinitelyTyped repo.
  