pci: kill unnecessary included in pci.c

including pci_host.h isn't needed by pci.c.
This patch kills it.

Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>

hw/pci.c

diff --git a/hw/pci.c b/hw/pci.c
index d8f5fa0..c3ad1bb 100644
--- a/hw/pci.c
+++ b/hw/pci.c
@@ -23,7 +23,6 @@
  */
 #include "hw.h"
 #include "pci.h"
-#include "pci_host.h"
 #include "monitor.h"
 #include "net.h"
 #include "sysemu.h"