qom: do not include qdev header file

Reviewed-by: NAnthony Liguori <aliguori@us.ibm.com>
Signed-off-by: NPaolo Bonzini <pbonzini@redhat.com>

qom/object.c

@@ -13,8 +13,6 @@
 #include "qemu/object.h"
 #include "qemu-common.h"
 #include "qapi/qapi-visit-core.h"
-#include "hw/qdev.h"
-// FIXME remove above
 
 #define MAX_INTERFACES 32