Mark a large tests as not unit tests am: 6e2b2b9b44 am: 6a45366a3a am: b7ee43d37a

Original change: https://android-review.googlesource.com/c/platform/system/libziparchive/+/1662705

Change-Id: I19d1b3c5b3bca558d8663a53a64c533ab4483ce6