Merge "Better support portrait mode for foldables" into tm-qpr-dev am: d54e9888

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/20352378



Change-Id: I6409678d8cf05d45bedb367c314880f0ebb1508a
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>