Merge "Use icon splash screen when starting activity from widget interaction" into sc-dev am: 9dd0351ed1 am: e995155f7d

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15062776

Change-Id: I3826fc194a75d3afc20cef9474d19b25f078f00f