Update opesntack_ports to use ansible_facts

Turns out openstack_ports was a fact returned by os_port_facts so we
need to update that as well.

Change-Id: I93ce9fd48c20693dd15a685c322af9e1be3cab5c
Related-Bug: #1917621
(cherry picked from commit 8c617cf43a)

tripleo_ansible/playbooks/cli-enable-ssh-admin.yaml

@@ -182,7 +182,7 @@
 
     - name: Set ManagedIpAddresses fact
       set_fact:
-        ManagedIpAddresses: "{{ openstack_ports | map(attribute='fixed_ips') | sum(start=[]) | map(attribute='ip_address') | list }}"
+        ManagedIpAddresses: "{{ ansible_facts['openstack_ports'] | map(attribute='fixed_ips') | sum(start=[]) | map(attribute='ip_address') | list }}"
 
     - name: Set node key fact
       set_fact: