The Split function sets the datatype of the array to SbxVARIANT instead
of SbxSTRING preventing any subsequent assignments to the array and to
the elements itself.
Change-Id: Ib099eee7bfd222c97520ac8970352bcf2b44bc3e
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/104039
Tested-by: Jenkins
Reviewed-by: Mike Kaganski <mike.kaganski@collabora.com>