zero: correct and update permissions for LCD panel/backlight/mdnie
zero: correct and update permissions for LCD panel/backlight/mdnie

Change-Id: Id2bb56016b3803b1c29193e9e97d672f28114a45

TeamNexus/android_device_samsung_zero-common,TeamNexus/android_device_samsung_zero-common,TeamNexus/android_device_samsung_zero-common,TeamNexus/android_device_samsung_zero-common,TeamNexus/android_device_samsung_zero-common