Merge "Hide overview actions when focused task is not snapped" into sc-v2-dev am: 48621c86ab

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15771567

Change-Id: I1ec9e58426b02a3dd578c56fd7a4ca5f0a8e31dc