platform/x86: intel_punit_ipc: Sort headers alphabetically

 * which provide mailbox interface for power management usage.

 */

#include <linux/module.h>

#include <linux/mod_devicetable.h>

#include <linux/acpi.h>

#include <linux/delay.h>

#include <linux/bitops.h>

#include <linux/delay.h>

#include <linux/device.h>

#include <linux/interrupt.h>

#include <linux/io.h>

#include <linux/mod_devicetable.h>

#include <linux/module.h>

#include <linux/platform_device.h>

#include <asm/intel_punit_ipc.h>

/* IPC Mailbox registers */