SHANGHAI (Reuters) -The Chinese metropolis of Shanghai inched further towards a gradual reopening from two months of grinding COVID-19 lockdown, while officials in Beijing prepared to ease curbs in parts of the capital, saying on Saturday its outbreak was under control. Shanghai aims to essentially end its lockdown from Wednesday after relaxing restrictions over the last week. More people have been allowed out of their homes, and more businesses permitted to reopen, though most residents remain largely confined to their housing compounds, with shops mainly limited to deliveries. Shanghai offic…