iio: adc: lpc32xx: Sort headers

Sort the headers in alphabetic order in order to ease the maintenance for
this part.
Signed-off-by: Gregory CLEMENT <gregory.clement@bootlin.com>
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

drivers/iio/adc/lpc32xx_adc.c

@@ -7,20 +7,19 @@
  *  Copyright (C) 2011, 2012 Roland Stigge <stigge@antcom.de>
  */
 
-#include <linux/module.h>
-#include <linux/platform_device.h>
-#include <linux/interrupt.h>
-#include <linux/device.h>
-#include <linux/kernel.h>
-#include <linux/slab.h>
-#include <linux/io.h>
 #include <linux/clk.h>
-#include <linux/err.h>
 #include <linux/completion.h>
-#include <linux/of.h>
-
+#include <linux/device.h>
+#include <linux/err.h>
 #include <linux/iio/iio.h>
 #include <linux/iio/sysfs.h>
+#include <linux/interrupt.h>
+#include <linux/io.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/platform_device.h>
+#include <linux/slab.h>
 
 /*
  * LPC32XX registers definitions