Merge "Clean up RECEIVE_UNFOLD_EVENTS_FROM_SYSUI flag" into udc-qpr-dev am: a5f24d709e

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/24501121

Change-Id: Ieb275c6a69efc1e061fd38a284b9218f61b18433
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>