Add CTS for getTx/RxBytes in TrafficStats

Test: atest TrafficStatsTest
Bug: 164965653
Change-Id: Ic3d253bbd036f40781d4f2706a67fb145ab4a575
1 file changed
tree: 74f7d2496da23d090973925d5b059ab55d989efb
  1. tests/
  2. Tethering/