Revert "m8: Update audio configuration"

This reverts commit 52ae895838045726b02ca7c137481e3ff4fcb94e.

Conflicts:
	BoardConfig.mk
Revert "m8: Enable low-latency audio capture"

This reverts commit c6d38e8a5d18c46a1bf990cda4f2f876f4667cc5.
Revert "m8: Update policy for time_helper device"

This reverts commit 880a53ff08e01ce25555d9a53b9af0f5652083bb.
Revert "m8: Update media codecs and audio properties"

This reverts commit 94798c54432a1a5dea123a8559860bf405006f31.