audio_hal_interface: Pass current codec config as parameter to setup_codec

Removes the dependency from audio_hal_interface to
  - bta_av_get_a2dp_current_codec

Bug: 365022887
Test: m com.android.btservices
Flag: EXEMPT, no logical change
Change-Id: Ib4f74fd8a4832fa98d2dead3a0b920b8987f7138