How much would you pay to hang out with Austin Butler? Alas, we’ll never know how much some of the Bay Area’s wealthiest film fans would dish out, but it made for one of the funniest moments at this year’s SFFilm Awards Night. During the organization’s annual fundraiser, hosted this time at the Fort Mason Center for Arts & Culture on Monday, Dec. 9, “Dune: Part Two” director Denis Villeneuve stood at the podium after being introduced by Butler,…