Electronic Arts, maker of video games like “Madden NFL,” “Battlefield,” and “The Sims,” is being acquired for $52.5 billion in what could become the largest-ever buyout funded by private-equity firms.The private equity firm Silver Lake Partners, Saudi Arabia’s sovereign wealth fund PIF, and Affinity Partners will pay EA’s stockholders $210 per share. Affinity Partners is run by President Donald Trump’s son-in-law, Jared Kushner.PIF, which was already the largest insider stakeholder in Electronic...