[charter] 添加获取当前时间

OCH/mogo-och-common-module/src/main/java/com/mogo/och/common/module/utils/DateTimeUtil.java

@@ -99,6 +99,6 @@ public class DateTimeUtil {
      * @return
      */
     public static long getCurrentTimeStamp(){
-        return new Date().getTime();
+        return System.currentTimeMillis();
     }
 }