There is no good reason for qemuDomainUpdateDeviceLive() to live
in (ever growing) qemu_driver.c while we have qemu_hotplug.c
which already contains the rest of hotplug code. Move the
function to its new home.

Signed-off-by: Michal Privoznik <mprivozn@redhat.com>
---
 src/qemu/qemu_driver.c  | 299 ----------------------------------------
 src/qemu/qemu_hotplug.c | 299 ++++++++++++++++++++++++++++++++++++++++
 src/qemu/qemu_hotplug.h |   5 +
 3 files changed, 304 insertions(+), 299 deletions(-)