Fix entrypoint of OneConvergencePlugin plugin
Fix entrypoint of OneConvergencePlugin plugin

In setup.cfg entrypoint of OneConvergencePlugin is set incorrectly.
Used '.' instead of ':'.

Closes-bug: #1372810

Change-Id: Ic1e154cfcf8b13f021b0635238e07a0459a25a9e

asgard-lab/neutron,shahbazn/neutron,JioCloud/neutron,projectcalico/calico-neutron,glove747/liberty-neutron,Stavitsky/neutron,magic0704/neutron,skyddv/neutron,sebrandon1/neutron,mahak/neutron,gkotton/neutron,redhat-openstack/neutron,CiscoSystems/neutron,watonyweng/neutron,klmitch/neutron,vivekanand1101/neutron,infobloxopen/neutron,apporc/neutron,cernops/neutron,rdo-management/neutron,yanheven/neutron,vveerava/Openstack,swdream/neutron,mandeepdhami/neutron,paninetworks/neutron,SmartInfrastructures/neutron,Stavitsky/neutron,mandeepdhami/neutron,neoareslinux/neutron,eayunstack/neutron,alexandrucoman/vbox-neutron-agent,leeseuljeong/leeseulstack_neutron,redhat-openstack/neutron,javaos74/neutron,eayunstack/neutron,mattt416/neutron,jerryz1982/neutron,pnavarro/neutron,wolverineav/neutron,mahak/neutron,leeseuljeong/leeseulstack_neutron,gkotton/neutron,mmnelemane/neutron,CiscoSystems/neutron,swdream/neutron,dhanunjaya/neutron,miyakz1192/neutron,JianyuWang/neutron,Metaswitch/calico-neutron,jumpojoy/neutron,blueboxgroup/neutron,eonpatapon/neutron,alexandrucoman/vbox-neutron-agent,bgxavier/neutron,igor-toga/local-snat,aristanetworks/neutron,vveerava/Openstack,leeseulstack/openstack,vivekanand1101/neutron,NeCTAR-RC/neutron,jacknjzhou/neutron,rdo-management/neutron,cloudbase/neutron,mattt416/neutron,yanheven/neutron,mahak/neutron,MaximNevrov/neutron,barnsnake351/neutron,javaos74/neutron,CiscoSystems/neutron,cloudbase/neutron,openstack/neutron,waltBB/neutron_read,cisco-openstack/neutron,blueboxgroup/neutron,dims/neutron,bigswitch/neutron,bigswitch/neutron,takeshineshiro/neutron,JianyuWang/neutron,openstack/neutron,chitr/neutron,yuewko/neutron,klmitch/neutron,suneeth51/neutron,NeCTAR-RC/neutron,huntxu/neutron,suneeth51/neutron,SamYaple/neutron,dhanunjaya/neutron,mmnelemane/neutron,paninetworks/neutron,sasukeh/neutron,cloudbase/neutron-virtualbox,cernops/neutron,noironetworks/neutron,takeshineshiro/neutron,watonyweng/neutron,JioCloud/neutron,SmartInfrastructures/neutron,antonioUnina/neutron,bgxavier/neutron,pnavarro/neutron,skyddv/neutron,antonioUnina/neutron,sebrandon1/neutron,vveerava/Openstack,wenhuizhang/neutron,magic0704/neutron,silenci/neutron,dims/neutron,jumpojoy/neutron,neoareslinux/neutron,cisco-openstack/neutron,leeseulstack/openstack,SamYaple/neutron,blueboxgroup/neutron,asgard-lab/neutron,barnsnake351/neutron,miyakz1192/neutron,igor-toga/local-snat,jacknjzhou/neutron,leeseulstack/openstack,eonpatapon/neutron,aristanetworks/neutron,yuewko/neutron,sasukeh/neutron,gkotton/neutron,huntxu/neutron,apporc/neutron,adelina-t/neutron,waltBB/neutron_read,Metaswitch/calico-neutron,jerryz1982/neutron,glove747/liberty-neutron,cloudbase/neutron-virtualbox,infobloxopen/neutron,chitr/neutron,MaximNevrov/neutron,adelina-t/neutron,leeseuljeong/leeseulstack_neutron,silenci/neutron,wolverineav/neutron,projectcalico/calico-neutron,openstack/neutron,wenhuizhang/neutron,noironetworks/neutron,shahbazn/neutron