Move android.hardware.bluetooth.audio-V3-ndk to static_libs in tests

android.hardware.bluetooth.audio-V3-ndk.so is not present on the system
image if neither the APEX or the HAL bring it in.

Make the test able to work on system image without this library
by linking it statically.

Bug: 279502784
Fix: 267212763

Test: mma
Change-Id: I3ea3fc11d57b7c8149c87608d2149dbe306a5cb8