Fix mode for rabbitmq.config
Fix mode for rabbitmq.config

Change-Id: I913e276e2a31d6a5764081a96124b585cefe8f10

openstack/packstack,stackforge/packstack,imcsk8/packstack,openstack/packstack,stackforge/packstack,stackforge/packstack,mahak/packstack,imcsk8/packstack,fr34k8/packstack,openstack/packstack,imcsk8/packstack,fr34k8/packstack,fr34k8/packstack,mahak/packstack,mahak/packstack