Merge "Keep transparent drawable for clipping outline during launch animation" into sc-dev am: 66f1b57815 am: e08c377a72

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

Change-Id: If16f06c6aa4d615df865a64f9327dcae9c131eaa