Merge "Revert "Move automotive display service to /system_ext"" am: 136a00cc96 am: 3b9f2f950b

Original change: https://android-review.googlesource.com/c/platform/frameworks/native/+/2526642

Change-Id: I91677a4269d37681d370ef5e8824d7b6db407b1a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>