Use FilePusher as the target_preparer for resolv tests
This is a workaround for DnsResovler MTS coverage. Bug: 152303924 Test: m mts && mts-tradefed run mts-dnsresolver Test: forrest Merged-In: I7371c7fbd3889dd522241f2a479bae46f182feba Change-Id: If2e0750605208de3fd4bed781c17a73193807a8d (cherry picked from commit b146c8aa)
Loading