Nintendo Co. has turned to Samsung Electronics Co. to help make the main chips for the Switch 2, a move that may help the Japanese company ramp up production of the gaming console enough to sell a higher-than-projected 20 million units by March 2026.The decision marks a key win for Samsung, which is trying to compete with Taiwan Semiconductor Manufacturing Co. in making chips for the world’s electronics, people familiar with the matter said. Securing a contract for one of the summer’s hottest ne...