change 'stem cellto' to 'stemcell to' in vcloud/deploying_wordpress
change 'stem cellto' to 'stemcell to' in vcloud/deploying_wordpress

bridgetkromhout/docs-deploying-cf,cloudfoundry/docs-deploying-cf,cwest/docs-deploying-cf,jpalermo/docs-deploying-cf,shalako/docs-deploying-cf,njbennett/docs-deploying-cf