Merge "Adding OWNERS to foldable folder." into main am: 526620eee4 am: de20ae1f90 am: 29d1a0aa33 am: af5ca97d79

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

Change-Id: Ic5c59416bc232d442ba72f08582f80f42eeb86d0
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>