Merge "CDD: Requirements for IPV6 and Captive Portal." into rvc-dev am: b349330261 am: 2a2ad9d570

Original change: https://googleplex-android-review.googlesource.com/c/platform/compatibility/cdd/+/11850378

Change-Id: I5df08f430fd8f0a28c3d43853fbd40e318232ee5