Using Overcloud RHSM registration the nodes try to register to the Red Hat CDN instead of Satellite

Issue

• When trying to register Overcloud nodes to Satellite during deployment, they are trying to register to the Red Hat CDN instead of Satellite:

TASK [redhat-subscription : Manage Red Hat subscription] ***********************
Thursday 17 July 2019  23:49:44 -1000 (0:00:00.629)       0:04:34.820 ********* 
fatal: [overcloud-controller-0]: FAILED! => {"changed": false, "cmd": "/sbin/subscription-manager register --baseurl https://cdn.redhat.com --org las --activationkey VALUE_SPECIFIED_IN_NO_LOG_PARAMETER", "msg": "Unable to reach the server at subscription.rhn.redhat.com:443/rhsm", "rc": 69, "stderr": "Unable to reach the server at subscription.rhn.redhat.com:443/rhsm\n", "stderr_lines": ["Unable to reach the server at subscription.rhn.redhat.com:443/rhsm"], "stdout": "", "stdout_lines": []}