Allow a content type only once (Only One) (8.x-1.9) - en to sq translation catalogue (5 entries)

en: Content
sq: Përmbajtja

en: Disabled
sq: Çaktivizuar

en: Settings
sq: Rregullimet

en: Language neutral
sq: Nuk varet nga gjuha

en: About
sq: Informacione
