(fixes spelling of Belgium in headline, no change to story) BRUSSELS, May 15 : Belgium included striker Romelu Lukaku in their squad for the World Cup, even though he has played only an hour of competitive football this season. Lukaku, who turned 33 on Wednesday, has not started for Napoli this season, making seven substitute appearances and netting a goal at Verona in February, and has been in Belgium for the last two months rehabilitating after a hamstring injury. But his role as the country’