The Screen Actors Guild Award nominations are dominated by double-blockbuster behemoth ‘Barbenheimer’. ‘Barbie’ and ‘Oppenheimer’ received a leading four nods for the 30th year of the event after the two movies ruled last year’s box office. The two films are up for the guild’s top award of best ensemble alongside Martin Scorsese’s ‘Killers of the Flower Moon’, ‘American Fiction’ and ‘The Color Purple’. On the TV front, ‘Succession’ dominated with a leading five nominations for its final season – which was closely followed by ‘Ted Lasso’, ‘The Bear’ and ‘The Last of Us’, which has four nominati…