Address API feedback: rename to AntispoofKey am: d28dfb358c

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/Nearby/+/17141282

Change-Id: I9bec186ff6498aa14e4073823affaf69d33a4155
tree: d136c0f8c8e30a06815eb7f3fd06a5aa83b9c2cf
  1. nearby/