Scottie Scheffler rolled in a 26-foot birdie putt on the third playoff hole at the Waste Management Phoenix Open in Scottsdale, Ariz., and won his first title on the PGA Tour after Patrick Cantlay missed his chance to extend. Scheffler landed his tee shot on that hole in a bunker right of the fairway, but he rescued himself with a second shot that found the green and set up a straight, uphill putt. The 25-year-old Texan was ranked 15th in the Official World Golf Ranking this week and played for the victorious American team at last fall’s Ryder Cup, beating Spanish star Jon Rahm in singles. But a PGA Tour win was missing from his resume until Sunday, when he drew the plaudits of an enthusiastic TPC Scottsdale crowd. “Such a great place,” Scheffler said on the CBS broadcast, his wife by his side. “Such a fun week and I’m …