Remove prebuilt com.android.art APEXes for the time being. am: 613f7e1876 am: 530612330e

Original change: https://android-review.googlesource.com/c/platform/packages/modules/ArtPrebuilt/+/1857517

Change-Id: I815cf5d080c89ee47ad6c7806348c2752b121a21
tree: 57aa628546730fa6fbddd7fcc9b5619ad710d681
  1. Android.bp
  2. update-art-module-prebuilts.py