Merge "Band-aid for getHomeActivities returning null" into sc-v2-dev am: 144b16bbb1 am: 1ce9633815

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15444309

Change-Id: I77468fbfc1194afb0b74363ec5511ba0b695737e