Add rule cancel action redirect to wrong url

[qiaomin032]

The cancel button in "Add Rule" dialog of security groups page redirect to wrong url. When right click the cancel button and open a new page, this will cast error.
See the attachment for more detail.

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.openstack.org/220381

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/220381
Committed: https://git.openstack.org/cgit/openstack/horizon/commit/?id=a4a725ed65d2861fb636ba0a8d9adcdfb1158250
Submitter: Jenkins
Branch: master

commit a4a725ed65d2861fb636ba0a8d9adcdfb1158250
Author: chenqiaomin <[e-mail]>
Date: Wed Jul 8 13:11:14 2015 -0400

    Cancel button in "Add Rule" redirect to wrong url

    The cancel button in "Add Rule" modal dialog of security groups
    page redirect to wrong url. When right click the cancel button
    and open a new page, this will cast error. This patch fix it.

    Change-Id: Ibe0cd0993d49d33c8c9ae3285206a17b79f0c148
    Closes-Bug: #1492089