Update TSL2561 to sample for 5 times

guowenxue

2025-11-22 98766aaabcb1fa74123247a52e72a453b6da59f8

 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 )
    {