Merge changes from topic "peruidcallback-cts" am: 65bba3f6bc am: ab98c8119d am: 5ea615e08c

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

Change-Id: I56ff93b1d629b94e59d279b96066700703e2db05
tree: d880ef888fb37d962243effcc473dcabdba62f88
  1. tests/
  2. Tethering/
  3. .gitignore
  4. OWNERS
  5. PREUPLOAD.cfg
  6. TEST_MAPPING