Since commit 20d695a9254c1b086a456d3b79a3c311236643ba (kvm: Pass
CPUState to kvm_arch_*) CPUArchState is no longer needed.
Allows to change qemu_kvm_eat_signals() argument as well.
Signed-off-by: Andreas Färber <afaerber@suse.de>
Reviewed-by: Gleb Natapov <gleb@redhat.com>