Tests: fix testExplainLifecycle flakiness (#65050)

client/rest-high-level/src/test/java/org/elasticsearch/client/IndexLifecycleIT.java

@@ -62,6 +62,7 @@ import java.util.Collections;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
+import java.util.concurrent.TimeUnit;
 import java.util.stream.Collectors;
 
 import static org.elasticsearch.client.ilm.LifecyclePolicyTests.createRandomPolicy;
@@ -145,7 +146,6 @@ public class IndexLifecycleIT extends ESRestHighLevelClientTestCase {
         assertEquals(statusResponse.getOperationMode(), OperationMode.RUNNING);
     }
 
-    @AwaitsFix(bugUrl = "https://github.com/elastic/elasticsearch/issues/64907")
     public void testExplainLifecycle() throws Exception {
         Map<String, Phase> lifecyclePhases = new HashMap<>();
         Map<String, LifecycleAction> hotActions = new HashMap<>();
@@ -220,7 +220,7 @@ public class IndexLifecycleIT extends ESRestHighLevelClientTestCase {
             assertFalse(squashResponse.managedByILM());
             assertEquals("squash", squashResponse.getIndex());
 
-        });
+        }, 30, TimeUnit.SECONDS);
     }
 
     public void testDeleteLifecycle() throws IOException {