Delete a role

    CLI Example:

    .. code-block:: bash

        salt '*' keystoneng.role_delete name=role1 domain_id=b62e76fbeeff4e8fb77073f591cf211e
        salt '*' keystoneng.role_delete name=1eb6edd5525e4ac39af571adee673559

def role_delete(auth=None, **kwargs):
    '''
    Delete a role

    CLI Example:

    .. code-block:: bash

        salt '*' keystoneng.role_delete name=role1 domain_id=b62e76fbeeff4e8fb77073f591cf211e
        salt '*' keystoneng.role_delete name=1eb6edd5525e4ac39af571adee673559
    '''
    cloud = get_operator_cloud(auth)
    kwargs = _clean_kwargs(**kwargs)
    return cloud.delete_role(**kwargs)