By Marie Mannes and Richa Naidu GDANSK/LONDON (Reuters) -Elliott Management Corp, which has raised its stake in Swedish Match, would consider taking a seat on the board of the Stockholm-based maker of Zyn nicotine pouches, according to a source familiar with the matter. Along with three other investors and a chair, Elliott is on a nominating committee that under Swedish law can evaluate who should be on Swedish Match’s board, according to the Swedish Match website. Philip Morris International’s $16 billion offer for Swedish Match is hanging in the balance after Elliott disclosed on Friday that…