daemon: Fix command example in libvirtd.sasl
daemon: Fix command example in libvirtd.sasl

sasldblistusers2 doesn't have a '-a' option

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