TORONTO — Robbie Grossman is rejoining the Astros. The former Cy Fair High School standout is expected to be in uniform Saturday for a 12:07 p.m. CT game against the Blue Jays after being recalled late Friday from Class AAA Oklahoma City. Grossman replaces outfielder J.D. Martinez, who suffered a sprained left wrist during a 12-6 loss to Toronto and was placed on the 15-day disabled list. “Right when I start to get going, every time I start to feel like I’m getting hot, something happens,” Martinez said. “It just drives me crazy. It’s very frustrating.” Grossman, 23, went 3-for-4 Friday for the RedHawks. He entered the contest hitting .273 [...]