xtensa: Clean up includes

Clean up includes so that osdep.h is included first and headers
which it implies are not included manually.

This commit was created with scripts/clean-includes.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Message-id: 1453832250-766-29-git-send-email-peter.maydell@linaro.org
diff --git a/target-xtensa/translate.c b/target-xtensa/translate.c
index fbcec94..a8c1113 100644
--- a/target-xtensa/translate.c
+++ b/target-xtensa/translate.c
@@ -28,7 +28,7 @@
  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-#include <stdio.h>
+#include "qemu/osdep.h"
 
 #include "cpu.h"
 #include "exec/exec-all.h"