Merge "Reformat and optimize codes in FastPairSimulator." into tm-dev am: d9086a7242

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/Nearby/+/17045423

Change-Id: Ia4e53445d1bdb9a17700af01002327247169d03a
tree: ff54b5cd77acd983a859cfb95b5b89f03171253a
  1. nearby/