Update undercloud.conf with correct SSL information
Update undercloud.conf with correct SSL information

The generated certificates are located:
/etc/pki/tls/private/overcloud_endpoint.pem

Because in environments/ssl/enable-tls.yaml, we can find:
DeployedSSLCertificatePath: /etc/pki/tls/private/overcloud_endpoint.pem

Update the doc, so there is no confusion.

Change-Id: I974167d0d2d04a94dc8a82a361a9ca1425364935

openstack/python-tripleoclient