Reorder include files to alphabetic order to simplify maintenance

No functional change.

Signed-off-by: LI Qingwu <Qing-wu.Li@leica-geosystems.com.cn>
---
 drivers/leds/leds-pwm.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/drivers/leds/leds-pwm.c b/drivers/leds/leds-pwm.c
index aa9e14d912bf..dc68f993545a 100644
--- a/drivers/leds/leds-pwm.c
+++ b/drivers/leds/leds-pwm.c
@@ -9,13 +9,13 @@
  * based on leds-gpio.c by Raphael Assenat <raph@8d.com>
  */
 
+#include <linux/err.h>
 #include <linux/gpio/consumer.h>
-#include <linux/module.h>
 #include <linux/kernel.h>
-#include <linux/platform_device.h>
-#include <linux/of.h>
 #include <linux/leds.h>
-#include <linux/err.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/platform_device.h>
 #include <linux/pwm.h>
 #include <linux/slab.h>
 
-- 
2.43.0