By Josh Smith and Cynthia Kim SEOUL (Reuters) -North Korea conducted its largest missile test since 2017 on Sunday, sending a suspected intermediate-range ballistic missile soaring into space, seen as taking the nuclear-armed country a step closer to resuming long-range testing. South Korea’s Joint Chiefs of Staff reported that a projectile believed to be a single ballistic missile was launched about 7:52 a.m. (2252 GMT) from North Korea’s Jagang Province toward the ocean off its east coast. South Korea’s National Security Council (NSC), which convened a rare emergency meeting presided over by…