fix alarm led blink

modules/monitor/ups_monitor.c

@@ -164,9 +164,9 @@ void UPS_CriticalAlarmMonitor(void)
 
   if(CriticalAlarmCurrent){
 	  if (UPS.Present)
-		  LED_Toggle(LED_MAJOR_R);
-	  else
 		  LED_On(LED_MAJOR_R);
+	  else
+		  LED_Toggle(LED_MAJOR_R);
   }
   else{
 	  LED_Off(LED_MAJOR_R);