leds: Fix leds-class.c comment
led_classdev_unregister() has no "__" prefix, remove it.
Signed-off-by: Qinghuang Feng <qhfeng.kernel@gmail.com>
Signed-off-by: Richard Purdie <rpurdie@linux.intel.com>
authored by Qinghuang Feng and committed by Richard Purdie 0266a458 9c78ff6e