[automerger skipped] Style fixes in the external pref64 support. am:...

[automerger skipped] Style fixes in the external pref64 support. am: 35777880 am: 28a5b826 am: 0485cde4 -s ours

am skip reason: Change-Id Ifcdb16cc66c9234a2bd5f8aac70be809fe0dd223 with SHA-1 35777880 is in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/DnsResolver/+/11598145

Change-Id: Id4695bf8e603c667e2087de8eb90e30a4a2693f4