In order to have cpu-sysemu.c become accelerator-agnostic,
inline kvm_apic_in_kernel() -- which is a simple wrapper
to kvm_irqchip_in_kernel() -- and use the generic "sysemu/kvm.h"
header.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20230904124325.79040-6-philmd@linaro.org>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>