Harrison Ford and Ed Helms are attached to star in the seafaring comedy The Miserable Adventures of Burt Squire Aboard the Horn High Yo, STXfilms announced Monday morning in a cheeky press release purportedly sent from the Isle of Man in the middle of the Atlantic Ocean. Inspired by a true story, Burt Squire revolves around a family man (Helms) in the midst of a midlife crisis who embarks on what he hopes would be a dream sailing vacation, but ends up shipwrecked in the Atlantic Ocean with a charming but unhinged sea captain (Ford). STX has acquired the screenplay …