When the antitrust trial over the planned $111 billion merger between Paramount Skydance and Warner Bros. Discovery was scheduled for March 2027, the delay was viewed as a major blow to studio CEO David Ellison and his team. It turns out the leaders of the Directors Guild of America and IATSE unions think the prolonged timeline is a disaster for them, too. In a letter sent to California Attorney General Rob Bonta and Ellison on Wednesday, union heads projected the lengthy timetable would harm workers and called for a settlement or, at the very least, an expedited trial. This pro-settlement approach put them at odds with their compatriots…