Disney is moving forward with another Tron sequel. News of a third movie in the decades-old franchise arrives 10 years after the release of Tron: Legacy starring Garrett Hedlund, Olivia Wilde, and returning Tron alum Jeff Bridges. Curiosity has long swirled around a third Tron movie after it was greenlit following Legacy's release, but quickly left in a stagnant state of development. [caption id="attachment_658920" align="alignright" width="360"] Image via Warner Bros.[/caption] Now, we're learning via Variety the Tron sequel is going ahead with Jared Leto attached to star and co-produce and director Garth …