SAN JOSE – It was a typically busy outing for San Jose Sharks goalie Mackenzie Blackwood. With his teammates struggling to generate much of a sustained offensive attack against the Seattle Kraken, Blackwood was busy, and had to make 19 saves in the first two periods to keep Tuesday’s game at SAP scoreless. His work paid off, as Marc-Edouard Vlasic’s goal at the 7:27 mark of the third period broke a scoreless tie and proved to be the winner as the Sharks held on for a 2-0 win over the Kraken before an announced crowd of 10,988 at SAP Center. Vlasic took a pass from Ty Emberson and fired a shot …