user-api: Use the right Exception in get_user()
user-api: Use the right Exception in get_user()

OpenSlides/OpenSlides,normanjaeckel/OpenSlides,tsiegleauq/OpenSlides,boehlke/OpenSlides,FinnStutzenstein/OpenSlides,emanuelschuetze/OpenSlides,OpenSlides/OpenSlides,tsiegleauq/OpenSlides,rolandgeider/OpenSlides,normanjaeckel/OpenSlides,ostcar/OpenSlides,CatoTH/OpenSlides,FinnStutzenstein/OpenSlides,jwinzer/OpenSlides,rolandgeider/OpenSlides,emanuelschuetze/OpenSlides,jwinzer/OpenSlides,boehlke/OpenSlides,FinnStutzenstein/OpenSlides,emanuelschuetze/OpenSlides,CatoTH/OpenSlides,tsiegleauq/OpenSlides,emanuelschuetze/OpenSlides,normanjaeckel/OpenSlides,FinnStutzenstein/OpenSlides,boehlke/OpenSlides,normanjaeckel/OpenSlides,ostcar/OpenSlides,rolandgeider/OpenSlides,CatoTH/OpenSlides,jwinzer/OpenSlides,jwinzer/OpenSlides,ostcar/OpenSlides,jwinzer/OpenSlides,boehlke/OpenSlides,CatoTH/OpenSlides