Revert "Revert "Update u8833.mk""

This reverts commit ce1440ad37518f9bde3253b665788f1c70253771.
Revert "Revert "Revert "Update u8833.mk"""

This reverts commit 9cba47d1e164068614d12badc223ddf01c9131e3.
Revert "Update audio_policy.conf"

This reverts commit aa7b49135e16dc41925e13d80fa0f5f903005453.