Merge changes from topic "am-635e538d8a804f2092b21ba2748b0fb0" into rvc-dev-plus-aosp

* changes:
  [automerger skipped] Delete the clatd code that assigns IPv4 and IPv6 addresses. am: f13d56995f -s ours
  [automerger skipped] Remove DNS64 detection code from clatd. am: c29e1785c1 -s ours