clean up

Author: samxbr

x-pack/plugin/slm/src/internalClusterTest/java/org/elasticsearch/xpack/slm/SLMSnapshotBlockingIntegTests.java

@@ -57,7 +57,6 @@
 import java.util.concurrent.atomic.AtomicReference;
 
 import static org.elasticsearch.test.hamcrest.ElasticsearchAssertions.assertAcked;
-import static org.elasticsearch.test.hamcrest.ElasticsearchAssertions.assertNoFailures;
 import static org.elasticsearch.test.hamcrest.ElasticsearchAssertions.assertResponse;
 import static org.elasticsearch.xpack.slm.history.SnapshotHistoryStore.SLM_HISTORY_DATA_STREAM;
 import static org.hamcrest.Matchers.anyOf;