[automerger skipped] Delete the clatd code that assigns IPv4 and IPv6 addresses. am: f13d56995f -s ours

am skip reason: Change-Id I8265e9bb04d44ed1dda445fa91881fcd1601dc47 with SHA-1 baa3c6aefa is in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/external/android-clat/+/11704601

Change-Id: Id988d11a460dce58421c8ff28c5020335c7d910c