Rename TetherDownstream6Value to Tether6Value. am: d69a886235 am: 6482088003

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/1560395

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I4a949d07a8a1e353030c0957462f20ee3a38ab7b
tree: 7645d03438ebf4d3e27801b89618ca8c6ecc32be
  1. framework/
  2. tests/
  3. Tethering/
  4. .gitignore
  5. OWNERS
  6. PREUPLOAD.cfg
  7. TEST_MAPPING