virsh: Let the compiler check usage of all fields in vshCmdOptType enum
virsh: Let the compiler check usage of all fields in vshCmdOptType enum

Get rid of the "default" labels to do so.

jfehlig/libvirt,taget/libvirt,cbosdo/libvirt,VenkatDatta/libvirt,andreabolognani/libvirt,olafhering/libvirt,fabianfreyer/libvirt,crobinso/libvirt,VenkatDatta/libvirt,olafhering/libvirt,nertpinx/libvirt,taget/libvirt,nertpinx/libvirt,cbosdo/libvirt,agx/libvirt,agx/libvirt,libvirt/libvirt,rlaager/libvirt,eskultety/libvirt,jardasgit/libvirt,datto/libvirt,datto/libvirt,fabianfreyer/libvirt,VenkatDatta/libvirt,shugaoye/libvirt,datto/libvirt,zhlcindy/libvirt-1.1.4-maintain,taget/libvirt,shugaoye/libvirt,fabianfreyer/libvirt,zhlcindy/libvirt-1.1.4-maintain,jardasgit/libvirt,andreabolognani/libvirt,cbosdo/libvirt,libvirt/libvirt,rlaager/libvirt,eskultety/libvirt,libvirt/libvirt,crobinso/libvirt,crobinso/libvirt,shugaoye/libvirt,taget/libvirt,VenkatDatta/libvirt,jfehlig/libvirt,olafhering/libvirt,crobinso/libvirt,elmarco/libvirt,zhlcindy/libvirt-1.1.4-maintain,andreabolognani/libvirt,agx/libvirt,rlaager/libvirt,nertpinx/libvirt,VenkatDatta/libvirt,andreabolognani/libvirt,jardasgit/libvirt,elmarco/libvirt,andreabolognani/libvirt,jfehlig/libvirt,zippy2/libvirt,zhlcindy/libvirt-1.1.4-maintain,zippy2/libvirt,libvirt/libvirt,eskultety/libvirt,elmarco/libvirt,eskultety/libvirt,fabianfreyer/libvirt,datto/libvirt,jardasgit/libvirt,jardasgit/libvirt,cbosdo/libvirt,zippy2/libvirt,fabianfreyer/libvirt,nertpinx/libvirt,zhlcindy/libvirt-1.1.4-maintain,agx/libvirt,elmarco/libvirt,jfehlig/libvirt,eskultety/libvirt,zippy2/libvirt,rlaager/libvirt,shugaoye/libvirt,shugaoye/libvirt,datto/libvirt,nertpinx/libvirt,agx/libvirt,cbosdo/libvirt,rlaager/libvirt,olafhering/libvirt,elmarco/libvirt,taget/libvirt