Merge "Remove unused Android.mk file" into main am: d43e85cf am: 104d9436 am: 97f889b0

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Bluetooth/+/2853891



Change-Id: Ibcfdda8ae7aee06da5314f42cb815e87c44505fe
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>