[JENKINS-44193] wfapi/describe execNode empty

Adding ExecutorAction to FlowNode

Signed-off-by: Artur Harasimiuk <artur.harasimiuk@intel.com>

Author: ArturHarasimiuk

src/main/java/org/jenkinsci/plugins/workflow/support/steps/ExecutorStepExecution.java

@@ -70,6 +70,7 @@
 import org.jenkinsci.plugins.workflow.steps.BodyExecutionCallback;
 import org.jenkinsci.plugins.workflow.steps.StepContext;
 import org.jenkinsci.plugins.workflow.steps.durable_task.Messages;
+import org.jenkinsci.plugins.workflow.actions.ExecutorAction;
 import org.jenkinsci.plugins.workflow.support.actions.WorkspaceActionImpl;
 import org.jenkinsci.plugins.workflow.support.concurrent.Timeout;
 import org.kohsuke.accmod.Restricted;
@@ -719,6 +720,7 @@ private final class PlaceholderExecutable implements ContinuableExecutable {
                         FlowNode flowNode = context.get(FlowNode.class);
                         if (flowNode != null) {
                             flowNode.addAction(new WorkspaceActionImpl(workspace, flowNode));
+                            flowNode.addAction(new ExecutorAction(exec));
                         }
                         listener.getLogger().println("Running on " + ModelHyperlinkNote.encodeTo(node) + " in " + workspace);
                         context.newBodyInvoker()