Chinese autonomous-driving start-up Momenta moved a step closer to a Hong Kong initial public offering after mainland China’s securities regulator disclosed a filing notice approving the proposed share sale.The proposed listing would add another autonomous-driving company to Hong Kong’s market, following a wave of capital-raising by Chinese intelligent-driving firms seeking funding for research, product development and commercial expansion.On Thursday, the China Securities Regulatory Commission published a filing notice dated June 10 allowing Momenta Global to issue up to 43.75 million overseas-listed ordinary shares and list on the Hong Kong stock exchange.AdvertisementThe company submitted its overseas listing materials through its mainland…