Merge "Migrate workspace item adding tests to kotlin" into sc-v2-dev am: 283798db am: 2d1cfb89

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/16321893

Change-Id: I1bbd1d40c9f4f69d9c4d6123229dfdf71a3ba849