btlinux: Move HAL definitions from system/bt

Test: ls -laZ /vendor/bin/hw/android.hardware.bluetooth*
Change-Id: I394594ad041f87583ca6b5b44d836cfab5da8103
Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
Merged-In: I394594ad041f87583ca6b5b44d836cfab5da8103
3 files changed