Fix the "Creating the Zun service and endpoint" failed
Fix the "Creating the Zun service and endpoint" failed

- fix the zun deploy failed
- remove the unnecessary register

Change-Id: I06bbad44de3f391a1c8939e8a587feababebc986
Closes-Bug: #1677665

dardelean/kolla-ansible,dardelean/kolla-ansible,dardelean/kolla-ansible