d2-common: add volume entries to  Camcorder TX use case to fix Camcorder Audio

Recently the Camcorder TX use case was fixed so we need to add
the volume lines to fix low recording volume.

Change-Id: I9792e49aba4656dba9e05b95cb673a19d6a608f0
d2-common: update auto_brightness permission

Fixes:
W/System.err( 2813): java.io.FileNotFoundException: /sys/class/lcd/panel/panel/auto_brightness: open failed: EACCES (Permission denied)

Change-Id: I9203fb2c6dd9abc3bbb3e2d94f2a3fc3898e5e46
Merge branch 'cm-10.2' of github.com:CyanogenMod/android_device_samsung_d2-common into cm-10.2