fix(cluster-management): fix title
fix(cluster-management): fix title

marineam/coreos-docs,skynet/docs,coreos/docs,hkjn/docs-1,endocode/coreos-docs,ionave/docs,wli6/docs,atxwebs/docs,mjg59/docs,joshix/docs,jonboulle/docs,bq-xiao/docs,ksmaheshkumar/docs-2,mischief/coreos-docs,iankronquist/docs,michelleN/docs,jdloft/docs,robszumski/docs