Merge "Enable staged split for sc-v2" into sc-v2-dev am: b9e08f5773 am: bf552f4d1c

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15685961

Change-Id: I26ad13f2806047bffda5152857f644f1561586ff