specs: re-order lxc image list columns a bit
specs: re-order lxc image list columns a bit

Signed-off-by: Stéphane Graber <089afc6d81f66f1168a9849e15660feae286e024@ubuntu.com>

benaryorg/lxd,dustinkirkland/lxd,hallyn/lxd,basvanbeek/lxd,tych0/lxd,Malizor/lxd,erikmack/lxd,rcj4747/lxd,beni55/lxd,Skarlso/lxd,pcdummy/lxd,akshaykarle/lxd,hallyn/lxd,akshaykarle/lxd,hallyn/lxd,stgraber/lxd,lxc/lxd,yura-pakhuchiy/lxd,ollie314/lxd,jsavikko/lxd,ericsnowcurrently/lxd,beni55/lxd,dustinkirkland/lxd,jsavikko/lxd,rcj4747/lxd,tych0/lxd,chrisglass/lxd,ericsnowcurrently/lxd,achanda/lxd,mikemccracken/lxd,ollie314/lxd,jumpstarter-io/lxd,dvbportal/osx-lxd,smoser/lxd,hallyn/lxd,Skarlso/lxd,jumpstarter-io/lxd,jensg-st/lxd,yura-pakhuchiy/lxd,techtonik/lxd,mikemccracken/lxd,basvanbeek/lxd,rcj4747/lxd,dvbportal/osx-lxd,Skarlso/lxd,lxc/lxd,sl1pm4t/lxd,smoser/lxd,stgraber/lxd,atxwebs/lxd,benaryorg/lxd,lxc/lxd,atxwebs/lxd,techtonik/lxd,Skarlso/lxd,dustinkirkland/lxd,mjeanson/lxd,techtonik/lxd,jensg-st/lxd,chrisglass/lxd,jensg-st/lxd,ollie314/lxd,stgraber/lxd,lxc/lxd,rrva/lxd,achanda/lxd,dvbportal/osx-lxd,stgraber/lxd,stgraber/lxd,rrva/lxd,lxc/lxd,erikmack/lxd,tych0/lxd,smoser/lxd,yura-pakhuchiy/lxd,benaryorg/lxd,jsavikko/lxd,georghopp/lxd,Malizor/lxd,jumpstarter-io/lxd,stgraber/lxd,basvanbeek/lxd,mjeanson/lxd,georghopp/lxd,lxc/lxd,lxc/lxd,hallyn/lxd,sl1pm4t/lxd,mikemccracken/lxd,hallyn/lxd,atxwebs/lxd,atxwebs/lxd,akshaykarle/lxd,chrisglass/lxd,pcdummy/lxd,mjeanson/lxd,achanda/lxd,Malizor/lxd,georghopp/lxd,rrva/lxd,stgraber/lxd,ericsnowcurrently/lxd,beni55/lxd,pcdummy/lxd,sl1pm4t/lxd,erikmack/lxd