hw/ide/piix: Remove unused includes

Signed-off-by: NPhilippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <20230215112712.23110-19-philmd@linaro.org>
Reviewed-by: NRichard Henderson <richard.henderson@linaro.org>

hw/ide/piix.c

@@ -28,14 +28,9 @@
  */
 
 #include "qemu/osdep.h"
-#include "hw/pci/pci.h"
 #include "migration/vmstate.h"
 #include "qapi/error.h"
-#include "qemu/module.h"
-#include "sysemu/block-backend.h"
-#include "sysemu/blockdev.h"
-#include "sysemu/dma.h"
-
+#include "hw/pci/pci.h"
 #include "hw/ide/piix.h"
 #include "hw/ide/pci.h"
 #include "trace.h"