space argument must be encapsulated in double-quotes
that will be stripped

Change-Id: I0387cc7f3fcb4cc48c5a94afcd481306bb4644e2
Reviewed-on: https://gerrit.libreoffice.org/53453Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Thorsten Behrens <Thorsten.Behrens@CIB.de>