Merge "Keep transparent drawable for clipping outline during launch animation" into sc-dev am: 66f1b57815 am: eec4833b22

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

Change-Id: I8af5f490e5e4325f5034177b9eef249207c85301