Merge "Added Tests for Secondary Display Launcher" into tm-qpr-dev am: 8a03be18

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/19930975



Change-Id: I9fece672230da39cfeb3c5d3a8ee85e169b8b4f2
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>