Merge "Revert "Enable getaddrinfo parallel lookup by default"" am: b764f735 am: fda614c2 am: e4fb5a10 am: 64390d96

Original change: https://android-review.googlesource.com/c/platform/packages/modules/DnsResolver/+/1487417

Change-Id: Icbe8f55feef4813095f17e7c38a6d7d8977dbf15