Merge "Clear fixed rotation if rotated recents activity becomes top" into rvc-qpr-dev am: 5c2d5cda50

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/13224107

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: Ifff95325484c5f6cb6c0d45845749c7ba5b20b65