In this prime-time special, Disney-owned ABC says it’s celebrating the golden anniversary of The Lion King, the animated movie that was a large part of Disney’s cartoon movie resurgence. And, of course, the long-running, still-running Broadway musical it spawned. But also, this special makes quite a point of sneak-peeking and promoting the new photorealistic, computer-generated movie version of The Lion King, which hits theaters Thursday. My alternate title for to