Merge "Fix Notification group dismissing animations" into tm-qpr-dev am: 6b08882d

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/20291263



Change-Id: I8605cb60bc2c4d8ffbe4e97a7d4f8b65886a9ffc
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>