cluster-autoscaler: honor stderrthreshold when logtostderr is enabled#9408

pierluigilenoci wants to merge 2 commits intokubernetes:masterkubernetes/autoscaler:masterfrom

pierluigilenoci:fix/honor-stderrthresholdpierluigilenoci/autoscaler:fix/honor-stderrthresholdCopy head branch name to clipboard