Merge "Adding OWNERS to foldable folder." into main am: 526620eee4 am: de20ae1f90

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2780967

Change-Id: Icbde040ef8dc8a4c347205af9d9c9c7e5511853f
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>