Lenovo Group Ltd. is stockpiling memory and other critical components to navigate a supply crunch brought on by the boom in artificial intelligence.The world’s biggest PC maker is holding on to component inventories that are roughly 50% higher than usual, Chief Financial Officer Winston Cheng told Bloomberg TV on Monday. The frenzy to build and fill AI data centers with advanced hardware is raising prices for producers of consumer electronics, but Lenovo also sees opportunity in this to capitali...