Remove file Android.mk. am: c5b6151ed3 am: 5e86fb26f7

Original change: https://android-review.googlesource.com/c/device/google_car/+/3042893

Change-Id: I39616177395de98d2d682de6851882aa7e685181
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>