Keep screen always on during testing. am: d776689c9a

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/Nearby/+/17238326

Change-Id: I8255c0f3a465078cdfb54e3e96469acbe448d8d1
tree: cc9d932ed483f4c698cfe6a314f8fd8325cb33fb
  1. nearby/