Add namespace documentation (#705)
Add namespace documentation (#705)

* feat: Add namespace documentation.

* tests: Update snapshots.

* tests: Fix spec files.

* fix: Add note with version.

Co-authored-by: Silhan Jan <b81a778dd376eb64e095025f6def9f861236f4e0@oriflame.com>
styled-components/styled-components-website,styled-components/styled-components-website