Fail to create Kubernetes VIM

[hyunsik Yang]

When tacker create Kubernetes VIM, It has an error due to authentication URL.

This part is changed by blow commit.

+++++++++++++++++++++++++++++++++++++++++
Move to use only kestone v3 api

Currently Tacker usage a misxture of v2 v3 api, which is suboptimal
from both a performance and code-elegance perspective. In this patch
we refactor v2 apis from code.

Change-Id: I981887f3f5af6356aba45a6d128d3e4b23b10286
Implements: blueprint keystone-v3
+++++++++++++++++++++++++++++++++++++++++

[OpenStack Infra (hudson-openstack)]

Related fix proposed to branch: master
Review: https://review.opendev.org/659542

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.opendev.org/659542
Committed: https://git.openstack.org/cgit/openstack/tacker/commit/?id=831eae097fb9c8f87b7a2e41a09af31108c3c00e
Submitter: Zuul
Branch: master

commit 831eae097fb9c8f87b7a2e41a09af31108c3c00e
Author: hyunsikYang <email address hidden>
Date: Thu May 16 20:49:12 2019 +0900

    Bug Fix : Fail to create Kubernetes VIM

    When tacker create Kubernetes VIM, It has an error due to authentication URL.
    Because, authentication URL is changed since plugin add 'v3'.

    Change-Id: I8d821581b1e8071580601b27564d20bf999f54f0
    Closes-Bug: #1829348

[OpenStack Infra (hudson-openstack)]

This issue was fixed in the openstack/tacker 2.0.0.0rc1 release candidate.