Merge "Revert "Limit the number of concurrently snoozed notifications"" into tm-dev am: 9af30793f0

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/19340631

Change-Id: I774c66c5aa1e91192304aad2651841391f51a8e3
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>