Novak Djokovic has been handed a major Australian Open boost with news that his visa ban will be rescinded ahead of the competition. Djokovic was at the centre of a political storm earlier this year when he was deported from Australia due to his decision not to be vaccinated. The Serbian travelled to Melbourne after being granted a medical exemption but was detained at the border and ultimately deported after a week of unsuccessful challenges in court. That deportation order came with an automatic three-year ineligibility for a visa, but multiple reports in Australia say that has been overturned by immigration minister Andrew Giles. Giles’ office has declined …