Merge "Make sure to release split layout when returning to home" into tm-dev am: c3cd94f7

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17399124



Change-Id: Ife7b8557be5e7709cb5b82699413ec84937d5bbc
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>