Revert "Add test `art-apex-update-rollback` to ART's Test Mapping presubmits." am: 930706936f am: b9bea72dfb am: ddaa556769 am: ab79c36cfc am: 398bc99d96

Original change: https://android-review.googlesource.com/c/platform/art/+/2143533

Change-Id: Id01ff0fda2a23da66242780ec525b93a3ce2abcd
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>