Support OVH S3 Object Storage

[ghost]

Is your feature request related to a problem? Please describe. OVH provides S3 Object Storage solution, supporting the service would be help us who using the service

Describe the solution you'd like I would like to access OVH S3 storage

[durch]

@grubeli this should be a matter of adding regions only, I've briefly looked at the OVH site and could not find a list of regions, I'd be happy to merge a PR, something along the lines of what was done over here