Merge "Fix updating seen notifications" into udc-qpr-dev am: 30d9ed1f0d

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Car/Notification/+/24629251

Change-Id: I8712b79d5742bb4bb595e2d2867bb20413676bb2
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>