Use singular when appropriate (#4042)
Use singular when appropriate (#4042)

This translation wrongly used plural when there was only one element.
OskarStark/SonataAdminBundle,greg0ire/SonataAdminBundle,dmarkowicz/SonataAdminBundle,Romashka/SonataAdminBundle,mweimerskirch/SonataAdminBundle,OskarStark/SonataAdminBundle,sonata-project/SonataAdminBundle,UnDeleteRU/SonataAdminBundle,j-ledoux/SonataAdminBundle,UnDeleteRU/SonataAdminBundle,morfin60/SonataAdminBundle,jordisala1991/SonataAdminBundle,UnDeleteRU/SonataAdminBundle,Romashka/SonataAdminBundle,Armstrong1992/SonataAdminBundle,ejkun/SonataAdminBundle,dmarkowicz/SonataAdminBundle,j-ledoux/SonataAdminBundle,j-ledoux/SonataAdminBundle,ejkun/SonataAdminBundle,jlamur/SonataAdminBundle,ossinkine/SonataAdminBundle,jordisala1991/SonataAdminBundle,morfin60/SonataAdminBundle,osavchenko/SonataAdminBundle,ossinkine/SonataAdminBundle,mweimerskirch/SonataAdminBundle,jlamur/SonataAdminBundle,ossinkine/SonataAdminBundle,dmarkowicz/SonataAdminBundle,Soullivaneuh/SonataAdminBundle,ARTACK/SonataAdminBundle,peter-gribanov/SonataAdminBundle,j-ledoux/SonataAdminBundle,dmarkowicz/SonataAdminBundle,jordisala1991/SonataAdminBundle,greg0ire/SonataAdminBundle,Romashka/SonataAdminBundle,UnDeleteRU/SonataAdminBundle,osavchenko/SonataAdminBundle,jlamur/SonataAdminBundle,Soullivaneuh/SonataAdminBundle,osavchenko/SonataAdminBundle,j-ledoux/SonataAdminBundle,ARTACK/SonataAdminBundle,Soullivaneuh/SonataAdminBundle,OskarStark/SonataAdminBundle,mweimerskirch/SonataAdminBundle,jlamur/SonataAdminBundle,jlamur/SonataAdminBundle,sonata-project/SonataAdminBundle,morfin60/SonataAdminBundle,morfin60/SonataAdminBundle,Romashka/SonataAdminBundle,ARTACK/SonataAdminBundle,ossinkine/SonataAdminBundle,ejkun/SonataAdminBundle,Romashka/SonataAdminBundle,dmarkowicz/SonataAdminBundle,Soullivaneuh/SonataAdminBundle,ARTACK/SonataAdminBundle,morfin60/SonataAdminBundle,peter-gribanov/SonataAdminBundle,peter-gribanov/SonataAdminBundle,ejkun/SonataAdminBundle,osavchenko/SonataAdminBundle,greg0ire/SonataAdminBundle,osavchenko/SonataAdminBundle,greg0ire/SonataAdminBundle,OskarStark/SonataAdminBundle,jordisala1991/SonataAdminBundle,UnDeleteRU/SonataAdminBundle,peter-gribanov/SonataAdminBundle,Armstrong1992/SonataAdminBundle,mweimerskirch/SonataAdminBundle,ejkun/SonataAdminBundle