Check rule package name in ZenModeHelper.addAutomaticRule am: fcc640c578

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/19744482

Change-Id: I256726db11f0af20fbf9fe506c63280a42b3343a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>