Merge "Fix EthernetTetheringTest failure if tethering is not supported" am: dace79b0ac am: 8b74fe1c8b

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1352244

Change-Id: I6763589a3af8cd78efc53e0637ff4f9d6ebcef88
tree: a5a4bd3786be1dfa304374ce479c4fe951df2e12
  1. Tethering/