SAG-AFTRA has rescinded its do-not-work order for the basic cable TV movie Keys to the City and says its members are now "free to work on this production effective immediately." The union had originally ordered its members not to work on the movie because its production company had not completed the process of signing a SAG-AFTRA contract. All that, however, has now been cleared up. Set against the backdrop of an Atlanta mayoral race, the film’s predominantly African…