NEW DELHI: Asia’s richest man Mukesh Ambani took another step on Monday to lay out a succession plan at Reliance Industries Ltd.The 66-year-old elevated his three children as non-executive directors to Reliance’s board and said he will spend the next five years of his chairmanship preparing them to take charge of the conglomerate’s transformation into a digital, consumer and green energy behemoth.It’s all part of an effort to avoid repeating the tumultuous split that roiled the first family of corporate India. More than a decade ago Reliance’s founder,...