inputs channel: use the default red_channel behaviour for client_cbs.migrate
inputs channel: use the default red_channel behaviour for client_cbs.migrate

The default callback sends SPICE_MSG_MIGRATE to the client.

fgouget/spice,SPICE/spice,elmarco/spice,elmarco/spice,mathslinux/spice,elmarco/spice,fgouget/spice,Fantu/spice,Fantu/spice,SPICE/spice,freedesktop-unofficial-mirror/spice__spice,mathslinux/spice,elmarco/spice,ya-mouse/spice,freedesktop-unofficial-mirror/spice__spice,SPICE/spice,ya-mouse/spice,alon/spice-server,freedesktop-unofficial-mirror/spice__spice,fgouget/spice,fgouget/spice,ya-mouse/spice,freedesktop-unofficial-mirror/spice__spice,elmarco/spice,mathslinux/spice,freedesktop-unofficial-mirror/spice__spice,mathslinux/spice,alon/spice-server,mathslinux/spice,alon/spice-server,Fantu/spice,alon/spice-server,alon/spice-server,Fantu/spice