MAINTAINERS: Remove my name from Backlight subsystem

Signed-off-by: Bryan Wu <cooloney@gmail.com>
Signed-off-by: Lee Jones <lee.jones@linaro.org>

MAINTAINERS

@@ -1861,7 +1861,6 @@ F:	drivers/net/wireless/b43legacy/
 
 BACKLIGHT CLASS/SUBSYSTEM
 M:	Jingoo Han <jg1.han@samsung.com>
-M:	Bryan Wu <cooloney@gmail.com>
 M:	Lee Jones <lee.jones@linaro.org>
 S:	Maintained
 F:	drivers/video/backlight/