[TEST] Fix HLRC using pre-rename endpoint for setting lifecycle policy

client/rest-high-level/src/main/java/org/elasticsearch/client/RequestConverters.java

@@ -1159,7 +1159,7 @@ final class RequestConverters {
         Request request = new Request(HttpPut.METHOD_NAME,
             new EndpointBuilder()
                 .addCommaSeparatedPathParts(indices)
-                .addPathPartAsIs("_lifecycle")
+                .addPathPartAsIs("_ilm")
                 .addPathPart(setPolicyRequest.policy())
             .build());
         Params params = new Params(request);

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

@@ -2597,7 +2597,7 @@ public class RequestConvertersTests extends ESTestCase {
         String idxString = Strings.arrayToCommaDelimitedString(indices);
         assertThat(request.getEndpoint(),
             equalTo("/" + (idxString.isEmpty() ? "" : (idxString + "/")) +
-                "_lifecycle/" + policyName));
+                "_ilm/" + policyName));
         assertThat(request.getParameters(), equalTo(expectedParams));
     }