Merge "Prevent user stop of protected apps" into tm-dev am: 564965fc am:...

Merge "Prevent user stop of protected apps" into tm-dev am: 564965fc am: 1d74bf5f am: 02d26dcd am: 288c2973

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/18060805



Change-Id: I30caa1be860fef5a434a793d3648e9309a127ae1
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>