Muting analytics integration tests for change new native output model_metadata

relates to elastic/ml-cpp#1456

Author: benwtrent

x-pack/plugin/ml/qa/native-multi-node-tests/src/test/java/org/elasticsearch/xpack/ml/integration/ClassificationIT.java

@@ -6,6 +6,7 @@
 package org.elasticsearch.xpack.ml.integration;
 
 import org.apache.logging.log4j.message.ParameterizedMessage;
+import org.apache.lucene.util.LuceneTestCase;
 import org.elasticsearch.ElasticsearchException;
 import org.elasticsearch.ElasticsearchStatusException;
 import org.elasticsearch.action.DocWriteRequest;
@@ -74,6 +75,7 @@
 import static org.hamcrest.Matchers.nullValue;
 import static org.hamcrest.Matchers.startsWith;
 
+@LuceneTestCase.AwaitsFix(bugUrl = "https://github.com/elastic/ml-cpp/pull/1456")
 public class ClassificationIT extends MlNativeDataFrameAnalyticsIntegTestCase {
 
     private static final String BOOLEAN_FIELD = "boolean-field";

x-pack/plugin/ml/qa/native-multi-node-tests/src/test/java/org/elasticsearch/xpack/ml/integration/RegressionIT.java

@@ -5,6 +5,7 @@
  */
 package org.elasticsearch.xpack.ml.integration;
 
+import org.apache.lucene.util.LuceneTestCase;
 import org.elasticsearch.ElasticsearchException;
 import org.elasticsearch.action.DocWriteRequest;
 import org.elasticsearch.action.bulk.BulkRequestBuilder;
@@ -57,6 +58,7 @@
 import static org.hamcrest.Matchers.lessThanOrEqualTo;
 import static org.hamcrest.Matchers.not;
 
+@LuceneTestCase.AwaitsFix(bugUrl = "https://github.com/elastic/ml-cpp/pull/1456")
 public class RegressionIT extends MlNativeDataFrameAnalyticsIntegTestCase {
 
     private static final String NUMERICAL_FEATURE_FIELD = "feature";