Merge "Add delay after installing dummy app" into tm-qpr-dev am: 9e1f6002

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/20363621



Change-Id: If7517d29a21e1ee200c636d3e510a3fc98a9c574
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>