bluedroid: Disable AVRCP 1.5 by default

Change-Id: I9169e19873f8b8be4e3c62af84273e0e24a472ef
(cherry picked from commit 6f641484741b2f3f4eaf0b1b3d5b4fba818d13bd)
Merge branch 'cm-12.0' of https://github.com/CyanogenMod/android_external_bluetooth_bluedroid into cm-12.0