update 优化 删除测试方法

ruoyi-common/ruoyi-common-core/src/main/java/com/ruoyi/common/core/utils/ip/RegionUtils.java

@@ -64,7 +64,4 @@ public class RegionUtils {
         }
     }
 
-    public static void main(String[] args){
-        System.out.println(RegionUtils.getCityInfo("175.169.65.25"));
-    }
 }