hw/i386/pc: Remove unused include

Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-Id: <20180528232719.4721-20-f4bug@amsat.org>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Marcel <Apfelbaum&lt;marcel.apfelbaum@gmail.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

hw/i386/pc.c

@@ -64,7 +64,6 @@
 #include "hw/acpi/acpi.h"
 #include "hw/acpi/cpu_hotplug.h"
 #include "hw/boards.h"
-#include "hw/pci/pci_host.h"
 #include "acpi-build.h"
 #include "hw/mem/pc-dimm.h"
 #include "qapi/error.h"