Peter Jackson’s “ Lord of the Rings ” trilogy is returning to theaters for the 25th anniversary of “The Fellowship of the Ring,” and cinephiles seem eager to return to Middle-earth. Showtimes for the three films — “Fellowship of the Ring” is set for Jan. 16, “The Two Towers” for Jan. 17 and “The Return of the King” for Jan. 18 — have generated $5 million in domestic presales, with roughly 407,000 tickets sold so far, according to Fathom Entertainment. That’s 65% ahead of the company’s last “