Since upstream bug [1] preventing us to disable uWSGI for Ceph was fixed,
we can remove extra logic of disabling uWSGI usage when Ceph is among
configured storages.
[1] https://review.opendev.org/c/openstack/glance_store/+/885581
Change-Id: Ibcd9df6a547febb8f47b88d0c98277b46faf489c