Add CtsNetTestCases to TEST_MAPPING am: ad380c1de6 am: 94358c4c9e

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/1612014

MUST ONLY BE SUBMITTED BY AUTOMERGER

Change-Id: I30f6e15c961f9cafa5e223d1d6f0ed3e6118d3cf
tree: c8822b75597f53bc000ec8d2fe32c5fd6cf68e77
  1. tests/
  2. Tethering/
  3. .gitignore
  4. OWNERS
  5. PREUPLOAD.cfg
  6. TEST_MAPPING