BT: Increase Aptx-Adaptive codec priority

Setting Aptx Adaptive as top priority.
In HQ mode, Aptx Adaptive maintains high
audio quality and have the capability to
adapt based on bandwidth available.
In LL mode, Aptx Adaptive, based on app
requirements, operates in low latency to
reduce the end-to-end time.

Change-Id: I16aa0f7ace17df18faf4a67e1af390ba86b46a72
CRs-Fixed: 2318286
1 file changed