staging: ade7754: Clean up #includes

Alphabetize and separate kernel and subsystem headers.
Signed-off-by: Nsimran singhal <singhalsimran0@gmail.com>
Signed-off-by: NJonathan Cameron <jic23@kernel.org>

drivers/staging/iio/meter/ade7754.c

@@ -6,18 +6,17 @@
  * Licensed under the GPL-2 or later.
  */
 
-#include <linux/interrupt.h>
-#include <linux/irq.h>
 #include <linux/delay.h>
-#include <linux/mutex.h>
 #include <linux/device.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
 #include <linux/kernel.h>
+#include <linux/list.h>
+#include <linux/module.h>
+#include <linux/mutex.h>
 #include <linux/spi/spi.h>
 #include <linux/slab.h>
 #include <linux/sysfs.h>
-#include <linux/list.h>
-#include <linux/module.h>
-
 #include <linux/iio/iio.h>
 #include <linux/iio/sysfs.h>
 #include "meter.h"