HONG KONG—Hong Kong leader Carrie Lam said on Sunday she plans to review COVID-19 restrictions on Monday, just days after acknowledging that many people in the global financial hub were “losing patience” with the city’s coronavirus policies. The city has some of the most stringent COVID-19 rules in the world, with a ban on flights from nine countries including Australia and Britain, and hotel quarantine of up to two weeks for incoming travelers. The city has also imposed a ban on gatherings of more than two people, while most public venues are closed, including beaches and playgrounds, face masks are compulsory and there is no face-to-face learning for students. On Sunday, the government reported 14,149 new COVID-19 cases, down from 16,597 a day earlier and more than 20,000 on Friday. The coronavirus outbreak has swept through elderly care homes and paralyzed many parts of the city. In recent weeks, streets …