virsh: Improve the job type reported of virsh cmd blockcommit
virsh: Improve the job type reported of virsh cmd blockcommit

When starting an active block commit job in virsh, it will report
"Block Commit started", but for more precise message it could
report "Active Block Commit started".

Signed-off-by: Shanzhi Yu <98ab354c31cd9189e8ce8ab338c511d403e2f789@redhat.com>
Signed-off-by: Michal Privoznik <83d82aaba2eed257f4814b0c239c260c4caaadf0@redhat.com>

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