The Durban’s Super Giants held their nerve until the last ball at Kingsmead to beat the Pretoria Capitals by two runs in a thrilling SA20 finish on Friday night.DSG put up a competitive 209/4 in their 20 overs, with the major contributors being Kane Williamson, Wiaan Mulder and Bryce Parsons, and Pretoria ended on 207/6.Parsons and Matthew Breetzke opened the game with a bang, putting up 60 runs in the first five overs. Rain delayed play for around 20 minutes before resuming at 5.1 overs.Senuran Muthusamy took the first wicket, with Rilee Rossouw catching Breetzke (33 off 20 balls) on…