Revert "RESTRICT AUTOMERGE Prevent non-admin users from deleting system apps." am: 49d8f9325a

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/19337226

Change-Id: I25f5944fcf0d975ab8f202e5701ea28b681544f2
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>