[automerger skipped] Move Inet[4]AddressUtils to libs/net am: 5e80310c26 am: cf7f724b82 -s ours am: d57f303b46 -s ours

am skip reason: Change-Id I2b3dcf2e238be047147232769602df56894dc6b1 with SHA-1 953dd7a273 is in history

Original change: https://android-review.googlesource.com/c/platform/frameworks/libs/net/+/1324320

Change-Id: I44782c7d45f1d4c4da6552a2fa6dd2310fa82ecd