API "update security service" verifies "show" policy instead of "update" policy

[Valeriy Ponomaryov]

See: https://github.com/openstack/manila/blob/a2682481/manila/api/v1/security_service.py#L171

Manila API for update of security service reads policy for "show" operation but should do it for "update" operation.

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/186460

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/186460
Committed: https://git.openstack.org/cgit/openstack/manila/commit/?id=df6ca7ee5f89e69ff51bcebdfbd1fe9a2699625c
Submitter: Jenkins
Branch: master

commit df6ca7ee5f89e69ff51bcebdfbd1fe9a2699625c
Author: Valeriy Ponomaryov <email address hidden>
Date: Thu May 28 19:20:35 2015 +0300

    Fix policy check for API 'security service update'

    Manila API for update of security service reads policy for "show" operation
    but should do it for "update" operation.

    Change-Id: I675f834fcb75f3b7864094601e47c15f60a0864b
    Closes-Bug: #1459631