HOUSTON — Aaron Boone was just about to head down to the visiting dugout at Daikin Park on Saturday night when he started hearing “whispers” about Alex Cora getting fired . Access the Yankees beat like never before Join Post Sports+ for exciting subscriber-only features, including real-time texting with Greg Joyce about the inside buzz on the Yankees. Try it free The Yankees manager was not initially sure if the news about his Red Sox counterpart was true, but eventually got some confirmation,