Make apex availability of libunwindstack explicit am: 2b85073a61 am: 6cbb402659 am: bd6137266f

Original change: https://android-review.googlesource.com/c/platform/system/unwinding/+/2896523

Change-Id: I4c2538b1d640687245cbc8cb27fcf0ac6e620a54
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
tree: b49fda9f9adfe5395573b6d2fd31af38aff7f1e8
  1. libunwindstack/
  2. OWNERS
  3. PREUPLOAD.cfg