pci: update all users to look in pci/

update all users so we can remove the makefile hack.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
diff --git a/kvm-all.c b/kvm-all.c
index 8e9a8d8..bfa09ad 100644
--- a/kvm-all.c
+++ b/kvm-all.c
@@ -26,7 +26,7 @@
 #include "qemu-config.h"
 #include "sysemu.h"
 #include "hw/hw.h"
-#include "hw/msi.h"
+#include "hw/pci/msi.h"
 #include "gdbstub.h"
 #include "kvm.h"
 #include "bswap.h"