fix(controller): Add configmap already exists judgment on offload Env…

…VarTemplate

Signed-off-by: Yuping Fan <[email protected]>

workflow/controller/workflowpod.go

@@ -459,7 +459,7 @@ func (woc *wfOperationCtx) createWorkflowPod(ctx context.Context, nodeName strin
 			},
 		}
 		created, err := woc.controller.kubeclientset.CoreV1().ConfigMaps(woc.wf.ObjectMeta.Namespace).Create(ctx, cm, metav1.CreateOptions{})
-		if err != nil {
+		if err != nil && !apierr.IsAlreadyExists(err) {
 			return nil, err
 		}
 		woc.log.Infof("Created configmap: %s", created.Name)