Merge changes from topic "peruidcallback-cts" am: 65bba3f6bc am: ab98c8119d am: 89d260c039

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/1669609

Change-Id: I0a28ee62a63c4db0494cc51f69ab0b8468401f85
tree: d880ef888fb37d962243effcc473dcabdba62f88
  1. tests/
  2. Tethering/
  3. .gitignore
  4. OWNERS
  5. PREUPLOAD.cfg
  6. TEST_MAPPING