Update lightd code to get lux value without timeout

guowenxue

2026-02-02 2e84abfd073ec3047c7b3295c47f109007f3bd80

 project/modules/relay.c

@@ -139,6 +139,7 @@
   }

    relay = &ctx.relay[which];
    log_info("turn Led %s %s\n", relay->name, cmd?"on":"off");

    if( OFF == cmd )
    {