Minor changes for DnsResolverTest

Done for code-style nits from aosp/940128.

Bug: 129395490
Test: atest DnsResolverTest

Merged-In: Ibe5b5396d7d7563643eae14940934786903a4f64
(cherry picked from commit a2f73df47b32924dbf2c26e976bd217ac98ff38c)

Change-Id: I0fe6c4b651e23e3018070174d7f18b9b328a2cfc
1 file changed
tree: c9de13024034e31ab877d5c535d6631bb02348d3
  1. tests/