Add missing document type translations
Add missing document type translations

Sourced from https://github.com/alphagov/govuk-content-schemas/blob/25cad7a436763199272507b8ac8e4d80da03ac1b/formats/corporate_information_page.jsonnet#L3-L23

alphagov/whitehall,alphagov/whitehall,alphagov/whitehall,alphagov/whitehall