Merge "Fix scaling on widget previews that have width / height set to wrap_content" into sc-v2-dev am: b971baefe1

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15346899

Change-Id: I44db843f7c9248c078342ac927a2663427f4b3ee