San Antonio and Utah are on the opposite ends of the NBA’s Western Conference bracket, but each come into the playoffs on a roll. The Spurs have won nine straight coming into Thursday night’s meaningless game against Golden State and passed Oklahoma City for the top seed in the West. Utah, after falling three games below .500 at the end of February, found their footing and delivered a four-game win streak as a finishing spurt, including an overtime win over Dallas and a clutch win over Phoenix this week that nailed down the last playoff spot. Now the Spurs and Jazz are dance partners in the 1-8 spot of the West playoffs, and TheSportsNotebook previews the matchup…