We currently set the --feature-gates=Topology feature gate flag passed to csi-provisioner to True or False depending on whether the environment supports this.

https://github.com/openshift/openstack-cinder-csi-driver-operator/blob/5ad2a84d8b53f80d49a5611830d93908353a050b/pkg/controllers/config/cloudinfo.go#L30-L63

We should move this logic to the Cinder CSI Driver itself. One potential solution is to selectively report the feature flag based upon the same logic:

https://github.com/kubernetes/cloud-provider-openstack/blob/b28f670ab042908238f42b7eeaa4551557c62847/pkg/csi/cinder/identityserver.go#L64-L70

In this case, we should also provide a way to override this configuration via a configuration file or a CLI option.