Merge "Register remote transitions on activity start" into sc-v2-dev am: 26c596b813 am: 5684dffff6

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15847881

Change-Id: I1554e3c24019525dc07b58a35307a4475d81ba1e