Add openstack-cinder-csi plugin support

[theboringstuff]

Description

It is required to add openstack-cinder-csi plugin support in KubeMarine

Solution

• Used official chart https://github.com/kubernetes/cloud-provider-openstack/tree/master/charts/cinder-csi-plugin
• Added support for latest chart version v2.35.0, it is default one
• Added support for old chart version v2.2.0, which could be optionally used for old OpenStacks
• Added documentation about chart usage

Checklist

• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• There is no breaking changes, or migration patch is provided
• Integration CI passed
• Unit tests. If Yes list of new/changed tests with brief description
• There is no merge conflicts