Merge "Add function to update SysUiScrim duration for tests" into udc-qpr-dev am: 511449fe9e

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/23845805

Change-Id: I4352f4ece3fd8a4310820dfc0e0c9e618c3a9757
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>