bugfix：目录订阅收到更新事件时，sql字段update_time为空导致的报错

lishuyuan

2023-11-02 8bd2f47c9a92ffcf5ae43fae965eaefd4748e263

 src/main/java/com/genersoft/iot/vmp/service/IGbStreamService.java

old mode 100644
new mode 100755
@@ -69,4 +69,6 @@
     * @param catalogId
     */
    void delAllPlatformInfo(String platformId, String catalogId);

    List<GbStream> getGbChannelWithGbid(String gbId);
}