Make libz-sys available to product and vendor am: e50fd6c185 am: 3a31cdeb16 am: a1126ea2b4

Original change: https://android-review.googlesource.com/c/platform/external/rust/crates/libz-sys/+/2476419

Change-Id: I12478391b5d77c8653e8a6c7545d718b7aada312
Signed-off-by: Automerger Merge Worker <[email protected]>