docs(kubernetes): fix typo in Cluster section (#1042)
docs(kubernetes): fix typo in Cluster section (#1042)


spinnaker/spinnaker.github.io,ttomsu/spinnaker.github.io,spinnaker/spinnaker.github.io,spinnaker/spinnaker.github.io,ttomsu/spinnaker.github.io,ttomsu/spinnaker.github.io