Merge "Don't fade out active page outline during drag-and-drop" into sc-dev am: 0a1b030bb3

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/14363505

Change-Id: Ic4a2e6d48c4d8977f09a5f4109da713fec9437a8