Add space connected apps doc (#902)
Co-authored-by: Omar Sanseviero <osanseviero@gmail.com>
Co-authored-by: Pierric Cistac <pierric@huggingface.co>
Co-authored-by: Pierric Cistac <Pierrci@users.noreply.github.com>
Co-authored-by: Wauplin <lucainp@gmail.com>
