Remove default dictionary from function def
Remove default dictionary from function def

Removes an unnecessary dictionary created in the default
parameters definition for the execute function in ip_lib.

Partial-Bug: #1327473
Change-Id: I9b60e87d1043aa67a14675dad2185395df940301

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