cxl: Clean up includes

This commit was created with scripts/clean-includes.

All .c should include qemu/osdep.h first.  The script performs three
related cleanups:

* Ensure .c files include qemu/osdep.h first.
* Including it in a .h is redundant, since the .c  already includes
  it.  Drop such inclusions.
* Likewise, including headers qemu/osdep.h includes is redundant.
  Drop these, too.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Zhao Liu <zhao1.liu@intel.com>
Acked-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Signed-off-by: Michael Tokarev <mjt@tls.msk.ru>

hw/cxl/cxl-events.c

@@ -7,11 +7,9 @@
  * COPYING file in the top-level directory.
  */
 
-#include <stdint.h>
-
 #include "qemu/osdep.h"
+
 #include "qemu/bswap.h"
-#include "qemu/typedefs.h"
 #include "qemu/error-report.h"
 #include "hw/pci/msi.h"
 #include "hw/pci/msix.h"