Merge "Keep transparent drawable for clipping outline during launch animation"...

Merge "Keep transparent drawable for clipping outline during launch animation" into sc-dev am: 66f1b578 am: d7573be5 am: 014560dc

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15284080

Change-Id: I2ba55f81953d91a3d019635e14aa5db4f5631895