Updated openstack/openstack
Project: openstack-dev/devstack  b4aad373aea5a2aba5a778afc796764089b93830

Stop setting nova.conf settings that mean nothing

* DEFAULT.fixed_range isn't a valid option in nova anymore
* DEFAULT.osci_compute_workers was never a thing, it should be
  DEFAULT.osapi_compute_workers

Change-Id: Ib08f3e20e4685b331385431276f890205fa76da6