qemu_process: move listen code out of qemuProcessSetupGraphics
qemu_process: move listen code out of qemuProcessSetupGraphics

Move adding the config listen type=address if there is none in
qemuProcessPrepareDomain and move check for multiple listens to
qemuProcessStartValidate.

Signed-off-by: Pavel Hrdina <d4772d05997b8abf035041e3b4f4996380ea7e7a@redhat.com>

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