extcon: Reorder the sequence of extcon device driver alphabetically

This patch reorder the sequence of extcon device diver alphabetically
to imporbe readability.

Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
diff --git a/drivers/extcon/Makefile b/drivers/extcon/Makefile
index bf7861e..e48abc6 100644
--- a/drivers/extcon/Makefile
+++ b/drivers/extcon/Makefile
@@ -1,12 +1,12 @@
-#
+
 # Makefile for external connector class (extcon) devices
 #
 
 obj-$(CONFIG_EXTCON)		+= extcon-class.o
-obj-$(CONFIG_EXTCON_GPIO)	+= extcon-gpio.o
 obj-$(CONFIG_EXTCON_ADC_JACK)	+= extcon-adc-jack.o
+obj-$(CONFIG_EXTCON_ARIZONA)	+= extcon-arizona.o
+obj-$(CONFIG_EXTCON_GPIO)	+= extcon-gpio.o
 obj-$(CONFIG_EXTCON_MAX14577)	+= extcon-max14577.o
 obj-$(CONFIG_EXTCON_MAX77693)	+= extcon-max77693.o
 obj-$(CONFIG_EXTCON_MAX8997)	+= extcon-max8997.o
-obj-$(CONFIG_EXTCON_ARIZONA)	+= extcon-arizona.o
 obj-$(CONFIG_EXTCON_PALMAS)	+= extcon-palmas.o