修改商机生成时间，下午3点

AppStart/Helper/Profit/HelpProfitPreMerchantHelper.cs

@@ -27,7 +27,7 @@ namespace MySystem
         {
             while (true)
             {
-                if(DateTime.Now.Hour >= 2 && DateTime.Now.Hour <= 3)
+                if(DateTime.Now.Hour >= 15 && DateTime.Now.Hour <= 16)
                 {
                     StatEveryDay(DateTime.Now.ToString("yyyyMMdd"));
                 }