staging: iio: ad7746: Reorder includes alphabetically

Signed-off-by: Hernán Gonzalez <hernan@vanguardiasur.com.ar>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

drivers/staging/iio/cdc/ad7746.c

@@ -6,15 +6,15 @@
  * Licensed under the GPL-2.
  */
 
-#include <linux/interrupt.h>
+#include <linux/delay.h>
 #include <linux/device.h>
-#include <linux/kernel.h>
-#include <linux/slab.h>
-#include <linux/sysfs.h>
 #include <linux/i2c.h>
-#include <linux/delay.h>
+#include <linux/interrupt.h>
+#include <linux/kernel.h>
 #include <linux/module.h>
+#include <linux/slab.h>
 #include <linux/stat.h>
+#include <linux/sysfs.h>
 
 #include <linux/iio/iio.h>
 #include <linux/iio/sysfs.h>