Minor change for async DNS API

do the minor changes to address comments before

Bug: 129395490
Test: atest DnsResolverTest
Change-Id: I56e2e5bc4352ff5c979579247a333a41950079da
1 file changed
tree: 1974f3dd4733b292d38d300ea0a97d44b4a297b4
  1. core/
  2. services/
  3. tests/