Upgrade zlib to b80f1d1e5256ac25f6aea3f31f13d458981cb1f9 am: a5bf404855

Original change: https://googleplex-android-review.googlesource.com/c/platform/external/zlib/+/38810471

Change-Id: I27bad9ea2f68dacb7d7b467b886775e55095c689
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>