Fix ClusterFixture creation of NettyStreamFactoryFactory

Author: jyemin

driver-core/src/test/functional/com/mongodb/ClusterFixture.java

@@ -429,6 +429,7 @@ public static StreamFactory getAsyncStreamFactory() {
         } else {
             StreamFactoryFactory overriddenStreamFactoryFactory = NettyStreamFactoryFactory.builder()
                     .applySettings((NettyTransportSettings) transportSettings)
+                    .inetAddressResolver(new DefaultInetAddressResolver())
                     .build();
             return assertNotNull(overriddenStreamFactoryFactory).create(getSocketSettings(), getSslSettings());
         }