Merge "Enforce persisted snoozed notifications limits" into sc-dev am: 5ac423b8c2

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/25387217

Change-Id: I10c5a8ca0b94528f11da24095d6132f275ad9291
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>