Merge "Move exit PiP leash to the transition root" into tm-qpr-dev am: 18ef8a8d

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/20230769



Change-Id: Iffb5259a2831c1402c899bb770d6eaadfef63d51
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>