fix dangling tag in TasksClientDocumentationIT (#39157)

fix dangling tag in TasksClientDocumentationIT
and fix tag mentions from list-tasks to cancel-tasks

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

@@ -179,11 +179,16 @@ public class TasksClientDocumentationIT extends ESRestHighLevelClientTestCase {
         List<TaskInfo> tasks = response.getTasks(); // <1>
         // end::cancel-tasks-response-tasks
 
+        // tag::cancel-tasks-response-calc
+        Map<String, List<TaskInfo>> perNodeTasks = response.getPerNodeTasks(); // <1>
+        List<TaskGroup> groups = response.getTaskGroups(); // <2>
+        // end::cancel-tasks-response-calc
+
 
         // tag::cancel-tasks-response-failures
         List<ElasticsearchException> nodeFailures = response.getNodeFailures(); // <1>
         List<TaskOperationFailure> taskFailures = response.getTaskFailures(); // <2>
-        // end::-tasks-response-failures
+        // end::cancel-tasks-response-failures
 
         assertThat(response.getNodeFailures(), equalTo(emptyList()));
         assertThat(response.getTaskFailures(), equalTo(emptyList()));

docs/java-rest/high-level/tasks/cancel_tasks.asciidoc

@@ -18,7 +18,7 @@ task selection parameters as the list tasks command.
 
 ["source","java",subs="attributes,callouts,macros"]
 --------------------------------------------------
-include-tagged::{doc-tests}/TasksClientDocumentationIT.java[list-tasks-request-filter]
+include-tagged::{doc-tests}/TasksClientDocumentationIT.java[cancel-tasks-request-filter]
 --------------------------------------------------
 <1> Cancel a task
 <2> Cancel only cluster-related tasks
@@ -28,7 +28,7 @@ include-tagged::{doc-tests}/TasksClientDocumentationIT.java[list-tasks-request-f
 
 ["source","java",subs="attributes,callouts,macros"]
 --------------------------------------------------
-include-tagged::{doc-tests}/TasksClientDocumentationIT.java[list-tasks-execute]
+include-tagged::{doc-tests}/TasksClientDocumentationIT.java[cancel-tasks-execute]
 --------------------------------------------------
 
 ==== Asynchronous Execution
@@ -62,20 +62,20 @@ provided as an argument
 
 ["source","java",subs="attributes,callouts,macros"]
 --------------------------------------------------
-include-tagged::{doc-tests}/TasksClientDocumentationIT.java[list-tasks-response-tasks]
+include-tagged::{doc-tests}/TasksClientDocumentationIT.java[cancel-tasks-response-tasks]
 --------------------------------------------------
 <1> List of cancelled tasks
 
 ["source","java",subs="attributes,callouts,macros"]
 --------------------------------------------------
-include-tagged::{doc-tests}/TasksClientDocumentationIT.java[list-tasks-response-calc]
+include-tagged::{doc-tests}/TasksClientDocumentationIT.java[cancel-tasks-response-calc]
 --------------------------------------------------
 <1> List of cancelled tasks grouped by a node
 <2> List of cancelled tasks grouped by a parent task
 
 ["source","java",subs="attributes,callouts,macros"]
 --------------------------------------------------
-include-tagged::{doc-tests}/TasksClientDocumentationIT.java[list-tasks-response-failures]
+include-tagged::{doc-tests}/TasksClientDocumentationIT.java[cancel-tasks-response-failures]
 --------------------------------------------------
 <1> List of node failures
 <2> List of task cancellation failures