H.S. Prannoy and Parupalli Kashyap continued their good run, reaching the pre-quarterfinals with straight-game wins in Men’s Singles competition of the New Zealand Grand Prix Gold here on Wednesday. Twenty-four-year-old Prannoy, who had clinched the US Open in California last month, staved off a challenge from Indonesia’s Firman Abdul Kholik 23-21 21-18. Commonwealth Games Champion…