Revert "Bluetooth: Enable bt_stack.conf from QC stack [2/2]"

This reverts commit b355c02eb43a330bb8bb23fdacfe88b100d8af1d.

Revert in favor of AOSP BT Stack.

Issue: FP4-INT#7
Change-Id: Ibc66d2536b0158a8b54abf191fb6cbf6d3246c7a
diff --git a/conf/Android.bp b/conf/Android.bp
index 8f28a67..ecf4922 100644
--- a/conf/Android.bp
+++ b/conf/Android.bp
@@ -1,10 +1,10 @@
 // Bluetooth bt_stack.conf config file
 // ========================================================
-//prebuilt_etc {
-//    name: "bt_stack.conf",
-//    src: "bt_stack.conf",
-//    sub_dir: "bluetooth",
-//}
+prebuilt_etc {
+    name: "bt_stack.conf",
+    src: "bt_stack.conf",
+    sub_dir: "bluetooth",
+}
 
 // Bluetooth bt_did.conf config file
 // ========================================================