FRANKFURT/PARIS (Reuters) - Luca de Meo, the head of Volkwagen's Spanish brand Seat, is stepping down from his current role, a source close to the matter told Reuters on Tuesday.Volkswagen declined to comment.The resignation comes amid media reports that de Meo has been offered the top job at rival Renault .Renault, currently led by interim chief Clotilde Delbos is drawing up a shortlist of candidates to replace Thierry Bollore, who was ousted in mid October."Luca de Meo is among those on the..