WIMBLEDON, England — This deficit was less daunting for Novak Djokovic. “The job,” Djokovic said, “is not finished.” The unseeded Kyrgios, a combustible 27-year-old from Australia who drew jeers for the mere mention of his name during Djokovic’s on-court interview, did not need to play on Friday because 22-time Grand Slam champion Rafael Nadal withdrew with a torn abdominal muscle. …