After missing the second half of Wednesday’s game, Jonathan Kuminga has been ruled out of the Warriors’ second consecutive game against the Spurs in San Antonio on Friday at Frost Bank Center.Kuminga is dealing with bilateral patellar (knee) tendonitis, and while he could miss some time, the Warriors aren’t worried about it being a structural issue.The 23-year-old forward isn’t expected to miss an extended period of time, but the Warriors want to be cautious with their young wing who’s been dealing with some recent soreness in his knees.Golden State is in the midst of a six-game road trip, which it’s gone 1-1 so far.After San Antonio, the Warriors will face the New Orleans Pelicans, Orlando Magic and then close out the road trip in Miami against the Heat.In 13 games (12 starts) this season, Kuminga is averaging 13.8 points on 47.8 percent shooting, with 6.6 rebounds and 2.8 assists in 27.7 minutes.Warriors coach Steve Kerr experimented with a new starting lineup in Wednesday’s win that moved Kuminga to the bench after he had started the previous dozen contests.Kuminga played just 12 minutes and went scoreless before...