China’s central leadership has given a tentative green light to Jack Ma’s Ant Group to revive its initial public offering in Shanghai and Hong Kong, two sources with knowledge of the matter told Reuters on Thursday. Ant, an affiliate of Chinese e-commerce behemoth Alibaba Group Holding, aims to file the preliminary prospectus for the offering as soon as next month, said the sources, declining to be named due to the sensitivity of the matter. The fintech giant, however, still needs to wait for guidance from China Securities Regulatory Commission (CSRC) on the specific timing of the prospectus filing, said one…