By Leika Kihara TOKYO (Reuters) – Japan’s factory activity growth slowed to a four-month low in June as China’s COVID-19 curbs disrupted supply chains, while many other economies in Asia were also facing headwinds amid growing risks to the outlook from a potential U.S. recession. Australia’s manufacturing activity held steady this month, data showed on Thursday which, together with Japan’s figures, come ahead of a string of European and U.S. purchasing managers’ index (PMI) surveys due out later in the day. The readings will be closely scrutinised as financial markets fret over sharp interest …