Update version to 2.3b2-dev
Update version to 2.3b2-dev

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