Tens of thousands of protesters, backed by Buddhist monks, arrived in Sri Lanka’s capital on Saturday to demand the resignation of President Gotabaya Rajapaksa and the government due to their failure to resolve economic hardships, police said. The crowds gathered close to the president’s official residence in the Colombo, with ever more people streaming into the city. Security and army forces have been deployed around the president’s residence. Heavy iron barricades have been erected in surrounding areas. The government declared an indefinite curfew on Friday, but lifted it early on Saturday a…