[automerger skipped] Merge "Do not allow non-system apps to provide unverified...

[automerger skipped] Merge "Do not allow non-system apps to provide unverified attributions" into tm-dev am: db187c34 am: 0cbca6b5 -s ours am: 3c6b8d7c -s ours

am skip reason: Merged-In I6a7b0a24359097c0ea2f52cc69637d929a931b4f with SHA-1 ec8a2057 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/31450478



Change-Id: I9b03d9d3e3a1d0b43473cf46e401773370d70668
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>