SCOTTSDALE, Ariz. — The San Francisco Giants could be without All-Star third baseman Pablo Sandoval for at least the next couple of days after he felt numbness in his fingers from right elbow pain before Sunday’s spring training game. Sandoval was injured on a throw during pregame warmups, manager Bruce Bochy said. He will get further treatment on the elbow Monday and possibly Tuesday, though neither Sandoval nor Bochy think it’s anything too serious. “We think he’ll be fine,” Bochy said after the Giants’ 9-7 win over the Colorado Rockies. “But there’s always some concern anytime there’s an issue with …