Create a shared groupware folder (non-email) in a hosted environment. Since kolabtargetfolder is missing, kolabd created the folder in the hosted namespace, not the domain namespace.

This commit is a followup change to my initial change in 2015, where only the mail shared folder was changed.
https://git.kolab.org/rWAP4f264bed6b5e50741b653c5961280c2180680b03