Merge "Provide app-process tokens to remote transitions so they can be...

Merge "Provide app-process tokens to remote transitions so they can be boosted" into sc-v2-dev am: a3defa4d

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/apps/Launcher3/+/15633306

Change-Id: I5484bb00f11d9dfde24e5291dfbc12285b9d9006