SEOUL (Reuters) -North Korea said it tested its new strategic cruise missile on Wednesday, state media KCNA reported on Thursday, confirming what the South Korean military said the day before. The missile dubbed “Pulhwasal-3-31” is currently under development and the test-firing had no impact on the security of neighbouring countries, the state media said, adding it had “nothing” to do with the regional situation. The test was also part of the process of updating the country’s weapon system, the report said, citing The Missile Administration. South Korea’s Joint Chiefs of Staff said it believe…