Merge "Add support for showing border for desktop tile" into tm-qpr-dev am:...

Merge "Add support for showing border for desktop tile" into tm-qpr-dev am: 4ec2d129 am: 8b67dae0

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/21427684



Change-Id: Ide3f87129dd787da1e32d21e592402d42bf5f1d0
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>