extcon: Fix up 80 column coding style issues

This patch fix 80 column coding sytle issues by using checkpatch script.

Cc: Charles Keepax <ckeepax@opensource.wolfsonmicro.com>
Cc: Mark Brown <broonie@kernel.org>
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
Signed-off-by: Myungjoo Ham <myungjoo.ham@samsung.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --cc drivers/extcon/extcon-arizona.c
Simple merge

diff --cc drivers/extcon/extcon-class.c
Simple merge

diff --cc drivers/extcon/extcon-max77693.c
Simple merge

diff --cc drivers/extcon/extcon-max8997.c
Simple merge