修改每日定时任务，修复文件信息返回空对象问题

rain

2024-07-08 8b12caa558dd66a3c5d70f701426a53521c8deae

 src/main/java/com/dji/sample/component/mqtt/model/TopicConst.java

@@ -34,4 +34,9 @@

    public static final String REGEX_SN = "[A-Za-z0-9]+";

    public static final String DRC = "/drc";

    public static final String UP = "/up";

    public static final String DOWN = "/down";
}