Rm openstack/common/versionutils from setup.cfg
Rm openstack/common/versionutils from setup.cfg

Versionutils graduated a while ago, and Nova was updated to use it in this
patch: Id0e483c662231f678bddff7ddf77cdb0b0e1a5db. This removes a reference
to openstack/common/versionutils that was missed.

Change-Id: I8d289120f99f24663537ffffe816283a98c5e511

apporc/nova,klmitch/nova,jianghuaw/nova,alaski/nova,sebrandon1/nova,mikalstill/nova,vmturbo/nova,klmitch/nova,NeCTAR-RC/nova,bigswitch/nova,mahak/nova,openstack/nova,cernops/nova,vmturbo/nova,vmturbo/nova,rajalokan/nova,rahulunair/nova,cyx1231st/nova,zhimin711/nova,sebrandon1/nova,cernops/nova,mahak/nova,openstack/nova,mikalstill/nova,rajalokan/nova,jianghuaw/nova,alaski/nova,BeyondTheClouds/nova,gooddata/openstack-nova,Juniper/nova,dims/nova,hanlind/nova,Juniper/nova,NeCTAR-RC/nova,Juniper/nova,cloudbase/nova,Juniper/nova,phenoxim/nova,openstack/nova,klmitch/nova,CEG-FYP-OpenStack/scheduler,cloudbase/nova,gooddata/openstack-nova,rahulunair/nova,devendermishrajio/nova,apporc/nova,rahulunair/nova,fnordahl/nova,fnordahl/nova,cernops/nova,cloudbase/nova,BeyondTheClouds/nova,gooddata/openstack-nova,BeyondTheClouds/nova,rajalokan/nova,dims/nova,sebrandon1/nova,mahak/nova,rajalokan/nova,gooddata/openstack-nova,zhimin711/nova,devendermishrajio/nova,jianghuaw/nova,klmitch/nova,CEG-FYP-OpenStack/scheduler,hanlind/nova,vmturbo/nova,jianghuaw/nova,cyx1231st/nova,bigswitch/nova,mikalstill/nova,hanlind/nova,phenoxim/nova