misc: move include files to include/qemu/

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
diff --git a/target-ppc/int_helper.c b/target-ppc/int_helper.c
index f39b4f6..783079d 100644
--- a/target-ppc/int_helper.c
+++ b/target-ppc/int_helper.c
@@ -17,7 +17,7 @@
  * License along with this library; if not, see <http://www.gnu.org/licenses/>.
  */
 #include "cpu.h"
-#include "host-utils.h"
+#include "qemu/host-utils.h"
 #include "helper.h"
 
 #include "helper_regs.h"