test fix

Author: smalyshev

test/framework/src/main/java/org/elasticsearch/test/rest/ESRestTestCase.java

@@ -139,8 +139,13 @@
 import static org.elasticsearch.test.MapMatcher.matchesMap;
 import static org.elasticsearch.test.rest.TestFeatureService.ALL_FEATURES;
 import static org.elasticsearch.xcontent.ToXContent.EMPTY_PARAMS;
-import static org.hamcrest.Matchers.*;
+import static org.hamcrest.Matchers.anyOf;
+import static org.hamcrest.Matchers.containsString;
+import static org.hamcrest.Matchers.equalTo;
+import static org.hamcrest.Matchers.everyItem;
 import static org.hamcrest.Matchers.greaterThanOrEqualTo;
+import static org.hamcrest.Matchers.in;
+import static org.hamcrest.Matchers.notNullValue;
 
 /**
  * Superclass for tests that interact with an external test cluster using Elasticsearch's {@link RestClient}.