Remove VNDK related code from build. am: 791caf183a am: 03ef740fb6

Original change: https://android-review.googlesource.com/c/platform/system/libhidl/+/3016419

Change-Id: I3e2d2945c1ef5fd7e09282690e42815feea6fd80
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>