[ML] Remove logging to understand test failure 53222 (#53276)

The issue has been found thus we can remove the added logging.

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

@@ -16,7 +16,6 @@ import org.elasticsearch.action.index.IndexAction;
 import org.elasticsearch.action.index.IndexRequest;
 import org.elasticsearch.action.search.SearchResponse;
 import org.elasticsearch.action.support.WriteRequest;
-import org.elasticsearch.common.settings.Settings;
 import org.elasticsearch.common.unit.TimeValue;
 import org.elasticsearch.index.query.QueryBuilder;
 import org.elasticsearch.index.query.QueryBuilders;
@@ -32,7 +31,6 @@ import org.elasticsearch.xpack.core.ml.dataframe.evaluation.classification.Multi
 import org.elasticsearch.xpack.core.ml.dataframe.evaluation.classification.Precision;
 import org.elasticsearch.xpack.core.ml.dataframe.evaluation.classification.Recall;
 import org.junit.After;
-import org.junit.Before;
 
 import java.util.ArrayList;
 import java.util.Arrays;
@@ -72,25 +70,9 @@ public class ClassificationIT extends MlNativeDataFrameAnalyticsIntegTestCase {
     private String destIndex;
     private boolean analysisUsesExistingDestIndex;
 
-    @Before
-    public void enableLogging() {
-        client().admin().cluster()
-            .prepareUpdateSettings()
-            .setTransientSettings(Settings.builder()
-                .put("logger.org.elasticsearch.xpack.ml.action", "DEBUG")
-                .put("logger.org.elasticsearch.xpack.ml.dataframe", "DEBUG"))
-            .get();
-    }
-
     @After
     public void cleanup() {
         cleanUp();
-        client().admin().cluster()
-            .prepareUpdateSettings()
-            .setTransientSettings(Settings.builder()
-                .putNull("logger.org.elasticsearch.xpack.ml.action")
-                .putNull("logger.org.elasticsearch.xpack.ml.dataframe"))
-            .get();
     }
 
     @AwaitsFix(bugUrl = "https://github.com/elastic/elasticsearch/issues/53236")

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

@@ -12,7 +12,6 @@ import org.elasticsearch.action.get.GetResponse;
 import org.elasticsearch.action.index.IndexRequest;
 import org.elasticsearch.action.search.SearchResponse;
 import org.elasticsearch.action.support.WriteRequest;
-import org.elasticsearch.common.settings.Settings;
 import org.elasticsearch.common.unit.TimeValue;
 import org.elasticsearch.rest.RestStatus;
 import org.elasticsearch.search.SearchHit;
@@ -21,7 +20,6 @@ import org.elasticsearch.xpack.core.ml.dataframe.DataFrameAnalyticsState;
 import org.elasticsearch.xpack.core.ml.dataframe.analyses.BoostedTreeParams;
 import org.elasticsearch.xpack.core.ml.dataframe.analyses.Regression;
 import org.junit.After;
-import org.junit.Before;
 
 import java.util.List;
 import java.util.Map;
@@ -45,25 +43,9 @@ public class RegressionIT extends MlNativeDataFrameAnalyticsIntegTestCase {
     private String sourceIndex;
     private String destIndex;
 
-    @Before
-    public void enableLogging() {
-        client().admin().cluster()
-            .prepareUpdateSettings()
-            .setTransientSettings(Settings.builder()
-                .put("logger.org.elasticsearch.xpack.ml.action", "DEBUG")
-                .put("logger.org.elasticsearch.xpack.ml.dataframe", "DEBUG"))
-            .get();
-    }
-
     @After
     public void cleanup() {
         cleanUp();
-        client().admin().cluster()
-            .prepareUpdateSettings()
-            .setTransientSettings(Settings.builder()
-                .putNull("logger.org.elasticsearch.xpack.ml.action")
-                .putNull("logger.org.elasticsearch.xpack.ml.dataframe"))
-            .get();
     }
 
     @AwaitsFix(bugUrl = "https://github.com/elastic/elasticsearch/issues/53236")