Fix a missing "s" on images_* tables
Fix a missing "s" on images_* tables

Fixing a missing plural on images related tables, introduced by previous
commits when adding ON DELETE CASCADE migrations.

Signed-off-by: Christopher Glass <63453eae1e936de143e3b9ce4c0f591e839409f4@canonical.com>

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