I promise I’m not going to make a “set your phasers to” joke even though this post is about a Star Trek deal. Among the dozens of movies and TV series on sale for Prime Day is the entire run of Star Trek: The Next Generation on Blu-ray–all 41 discs of it. The massive boxed set is marked down to $97, from its list price of $135, the cheapest we’ve seen it since April. Star Trek: The Next Generation: The…