BENGALURU (Reuters) – Indian billionaire Gautam Adani’s indictment by U.S. authorities for his alleged role in a $265 million bribery scheme has sent shockwaves through his eponymous ports-to-soybeans conglomerate. The Adani Group denies the allegations. Here is what you need to know. THE MAJOR U.S. INDICTMENT Gautam Adani, one of world’s…