Revert^2 "Install bluetooth audio VINTF fragment in apex"

e9f8c8c4f59657c407bb697258c60eff50781eaa

Change-Id: Ice6a2a50b966d30db2e375e8bad2b58dad3c5018
diff --git a/audio/aidl/default/apex/com.android.hardware.audio/Android.bp b/audio/aidl/default/apex/com.android.hardware.audio/Android.bp
index ee7e46e..ee92512 100644
--- a/audio/aidl/default/apex/com.android.hardware.audio/Android.bp
+++ b/audio/aidl/default/apex/com.android.hardware.audio/Android.bp
@@ -46,5 +46,6 @@
     prebuilts: [
         "android.hardware.audio.service-aidl.example.rc",
         "android.hardware.audio.service-aidl.xml",
+        "android.hardware.bluetooth.audio.xml",
     ],
 }