Merge "Fix bug where workspace alpha does not get set to 1 when animation gets cancelled." into sc-dev am: f9df8f3682 am: 94df55bada

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15023032

Change-Id: I70bc17163c03fa61302ee8ad05212fbefb3d5bb6