fix doc build

Author: Hendrik Muhs

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

@@ -78,7 +78,7 @@
 import static org.hamcrest.Matchers.is;
 import static org.hamcrest.Matchers.oneOf;
 
-public class DataFrameTransformIT extends ESRestHighLevelClientTestCase {
+public class TransformIT extends ESRestHighLevelClientTestCase {
 
     private List<String> transformsToClean = new ArrayList<>();
 

docs/java-rest/high-level/supported-apis.asciidoc

@@ -580,7 +580,7 @@ include::ilm/remove_lifecycle_policy_from_index.asciidoc[]
 == {transform-cap} APIs
 
 :upid: {mainid}
-:doc-tests-file: {doc-tests}/DataFrameTransformDocumentationIT.java
+:doc-tests-file: {doc-tests}/TransformDocumentationIT.java
 
 The Java High Level REST Client supports the following {transform}
 APIs: