fix the document bug for huawei drivers in stable/icehouse

[Wilson Liu]

Fix document for huawei storage drivers in stable/icehouse.
The following content will be amended:
*The name of our driver have been changed from HVS to 18000;
*Removed the configuration for Dorado.

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: stable/icehouse
Review: https://review.openstack.org/145154

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.openstack.org/145154
Committed: https://git.openstack.org/cgit/openstack/openstack-manuals/commit/?id=233c8098bbdc5bc83bbd74403650feb6610f4b95
Submitter: Jenkins
Branch: stable/icehouse

commit 233c8098bbdc5bc83bbd74403650feb6610f4b95
Author: Bob-OpenStack <email address hidden>
Date: Mon Jan 5 23:27:30 2015 -0800

    Fixed the document bug for huawei storage drivers

    Update document for huawei storage drivers that have been merged in icehouse.
    The following content will be amended:
    *The name of our driver have been changed from HVS to 18000;
    *Removed the configuration for Dorado.

    Change-Id: I05bbe35953afa8b660b77c09f00c904c22e2740b
    Closes-Bug: #1406226