Update Test driver to always use privateData
Update Test driver to always use privateData

Since the secondary drivers are only active when the primary
driver is also the Test driver, there is no need to use the
different type specific privateData fields.

rlaager/libvirt,eskultety/libvirt,datto/libvirt,taget/libvirt,elmarco/libvirt,zippy2/libvirt,shugaoye/libvirt,datto/libvirt,jardasgit/libvirt,datto/libvirt,fabianfreyer/libvirt,agx/libvirt,taget/libvirt,rlaager/libvirt,nertpinx/libvirt,VenkatDatta/libvirt,datto/libvirt,eskultety/libvirt,shugaoye/libvirt,crobinso/libvirt,jardasgit/libvirt,olafhering/libvirt,jardasgit/libvirt,eskultety/libvirt,jfehlig/libvirt,crobinso/libvirt,VenkatDatta/libvirt,fabianfreyer/libvirt,jardasgit/libvirt,jardasgit/libvirt,elmarco/libvirt,rlaager/libvirt,VenkatDatta/libvirt,agx/libvirt,VenkatDatta/libvirt,shugaoye/libvirt,eskultety/libvirt,crobinso/libvirt,zippy2/libvirt,eskultety/libvirt,andreabolognani/libvirt,libvirt/libvirt,nertpinx/libvirt,jfehlig/libvirt,datto/libvirt,rlaager/libvirt,shugaoye/libvirt,agx/libvirt,VenkatDatta/libvirt,agx/libvirt,zippy2/libvirt,libvirt/libvirt,andreabolognani/libvirt,andreabolognani/libvirt,jfehlig/libvirt,elmarco/libvirt,fabianfreyer/libvirt,rlaager/libvirt,elmarco/libvirt,jfehlig/libvirt,olafhering/libvirt,taget/libvirt,andreabolognani/libvirt,taget/libvirt,taget/libvirt,elmarco/libvirt,libvirt/libvirt,nertpinx/libvirt,olafhering/libvirt,andreabolognani/libvirt,fabianfreyer/libvirt,shugaoye/libvirt,nertpinx/libvirt,olafhering/libvirt,libvirt/libvirt,fabianfreyer/libvirt,nertpinx/libvirt,agx/libvirt,crobinso/libvirt,zippy2/libvirt