Before a Friday meeting at Mullett Arena, the last time the Coyotes had beaten the Boston Bruins was Oct. 9, 2010 in Prague, Czechia, when they won 5-2 behind two goals from Czech native Radim Vrbata. It made sense then that it was another Czech who ended the Bruins’ 19-game winning streak against the Coyotes. Karel Vejmelka made 43 saves in…