Added code to pass identifying Workflow labels.

- CronWorkflow will pass these labels into any Workflow Executions that
are created.
- This means those Workflows will show up under the correct Workflow Template
page.
Fixed some code related to argo update.

pkg/cron_workflow.go

@@ -407,6 +407,7 @@ func (c *Client) createCronWorkflow(namespace string, workflowTemplateUid string
 	//	return nil, err
 	//}
 
+	cwf.Spec.WorkflowMetadata = &metav1.ObjectMeta{Labels: *opts.Labels}
 	createdCronWorkflow, err = c.ArgoprojV1alpha1().CronWorkflows(namespace).Create(cwf)
 	if err != nil {
 		return nil, err