Set file mode to 644 on os-magnum-install.yml
Set file mode to 644 on os-magnum-install.yml

Change-Id: Icead3b5ab8ead07dacf96e28f9af1a2ea914a90b

BjoernT/openstack-ansible,BjoernT/os-ansible-deployment,cfarquhar/openstack-ansible,robb-romans/openstack-ansible,cfarquhar/openstack-ansible,Logan2211/openstack-ansible,os-cloud/os-ansible-deployment,weezer/openstack-ansible,bunchc/openstack-ansible,weezer/openstack-ansible,openstack/openstack-ansible,cloudnull/os-ansible-deployment,BjoernT/os-ansible-deployment,cloudnull/os-ansible-deployment,os-cloud/os-ansible-deployment,yanyao/newton,stackforge/os-ansible-deployment,Logan2211/openstack-ansible,bunchc/openstack-ansible,stackforge/os-ansible-deployment,yanyao/openstack-ansible,BjoernT/openstack-ansible,yanyao/newton,robb-romans/openstack-ansible,openstack/openstack-ansible,BjoernT/os-ansible-deployment,yanyao/openstack-ansible