virsh: reject migration with both --live and --offline
virsh: reject migration with both --live and --offline

Signed-off-by: Nitesh Konkar <0c76797a2b22fdb43818c29f9111edd281fa1e01@linux.vnet.ibm.com>
Signed-off-by: Ján Tomko <4cab11cfb98d3c937327354a78eb07dbb6ee2bc6@redhat.com>

nertpinx/libvirt,jardasgit/libvirt,nertpinx/libvirt,andreabolognani/libvirt,datto/libvirt,nertpinx/libvirt,datto/libvirt,nertpinx/libvirt,jfehlig/libvirt,olafhering/libvirt,fabianfreyer/libvirt,libvirt/libvirt,fabianfreyer/libvirt,crobinso/libvirt,taget/libvirt,andreabolognani/libvirt,taget/libvirt,libvirt/libvirt,zippy2/libvirt,VenkatDatta/libvirt,VenkatDatta/libvirt,olafhering/libvirt,crobinso/libvirt,jardasgit/libvirt,jardasgit/libvirt,andreabolognani/libvirt,zippy2/libvirt,datto/libvirt,eskultety/libvirt,fabianfreyer/libvirt,libvirt/libvirt,jfehlig/libvirt,andreabolognani/libvirt,VenkatDatta/libvirt,eskultety/libvirt,jardasgit/libvirt,jfehlig/libvirt,eskultety/libvirt,libvirt/libvirt,taget/libvirt,andreabolognani/libvirt,fabianfreyer/libvirt,datto/libvirt,zippy2/libvirt,VenkatDatta/libvirt,zippy2/libvirt,fabianfreyer/libvirt,jardasgit/libvirt,olafhering/libvirt,crobinso/libvirt,eskultety/libvirt,nertpinx/libvirt,taget/libvirt,taget/libvirt,datto/libvirt,jfehlig/libvirt,eskultety/libvirt,olafhering/libvirt,crobinso/libvirt,VenkatDatta/libvirt