Remove unused import

Author: Andrey Ershov

modules/ingest-common/src/test/java/org/elasticsearch/ingest/common/IngestRestartIT.java

@@ -30,7 +30,6 @@
 import org.elasticsearch.script.MockScriptPlugin;
 import org.elasticsearch.test.ESIntegTestCase;
 import org.elasticsearch.test.InternalTestCluster;
-import org.elasticsearch.test.discovery.TestZenDiscovery;
 
 import java.util.Arrays;
 import java.util.Collection;

x-pack/plugin/ml/src/test/java/org/elasticsearch/xpack/ml/integration/MlDistributedFailureIT.java

@@ -20,7 +20,6 @@
 import org.elasticsearch.index.query.QueryBuilders;
 import org.elasticsearch.persistent.PersistentTasksCustomMetaData;
 import org.elasticsearch.persistent.PersistentTasksCustomMetaData.PersistentTask;
-import org.elasticsearch.test.discovery.TestZenDiscovery;
 import org.elasticsearch.test.junit.annotations.TestLogging;
 import org.elasticsearch.xpack.core.ml.action.CloseJobAction;
 import org.elasticsearch.xpack.core.ml.action.GetDatafeedsStatsAction;