Merge pull request #69322 from jpbetz/etcd-client-3.3.9

Update etcd client to 3.3 for 1.13

Kubernetes-commit: a8c7a3fd5e707243af68b10a8a581c2c59248222

vendor/k8s.io/client-go/util/workqueue/parallelizer.go

@@ -27,6 +27,8 @@ type DoWorkPieceFunc func(piece int)
 
 // Parallelize is a very simple framework that allows for parallelizing
 // N independent pieces of work.
+//
+// Deprecated: Use ParallelizeUntil instead.
 func Parallelize(workers, pieces int, doWorkPiece DoWorkPieceFunc) {
 	ParallelizeUntil(nil, workers, pieces, doWorkPiece)
 }