增加一个 发版日开关

Signed-off-by: 周晓航 <xiaohang.zhou@freemud.com>

assortment-ordercenter-sdk/src/main/java/com/freemud/sdk/api/assortment/order/service/order/OrderCenterSdkServiceImpl.java

@@ -131,7 +131,7 @@ public class OrderCenterSdkServiceImpl implements OrderCenterSdkService {
     @Value("${avoid.version.upgrade.config:}")
     private String avoidVersionUpgradeConfig;
 
-    @Value("${version.upgrade.weekDay:}")
+    @Value("${version.upgrade.weekDay:null}")
     private List<Integer> weekDay;
 
     @Override