Merge "Fix notification dot not always being up to date." into sc-dev am: 8e095ccb05 am: 4e16c6ed22

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15302020

Change-Id: Ieae003d368ec8452db75f9e332c0617b168cc44e