fix: Fixed running multiple workflows with mutex and memo concurrentl…

…y is broken (argoproj#11883)

Signed-off-by: shmruin <meme_hm@naver.com>
Signed-off-by: Dillen Padhiar <dillen_padhiar@intuit.com>

workflow/controller/operator.go

@@ -1938,6 +1938,7 @@ func (woc *wfOperationCtx) executeTemplate(ctx context.Context, nodeName string,
 	if node != nil {
 		fulfilledNode := woc.handleNodeFulfilled(nodeName, node, processedTmpl)
 		if fulfilledNode != nil {
+			woc.controller.syncManager.Release(woc.wf, node.ID, processedTmpl.Synchronization)
 			return fulfilledNode, nil
 		}
 		// Memoized nodes don't have StartedAt.