Rename Kotlin util files to not include the Kt suffix

Callers don't care what language the utilities are written in

Test: builds
Change-Id: Ie212144f36c50db223c05f3fcb6bad745842cb5e
4 files changed
tree: 8f2318d82c2f4f7549d3a020abf36e1ec294cee7
  1. Tethering/