fix typo in MQTT_TOPIC_BOILER

mqttclient/main.go

@@ -44,5 +44,5 @@ func Init() {
 	if token := client.Connect(); token.Wait() && token.Error() != nil {
 		log.Log.Fatal("Failed connecting to MQTT server: ", token.Error())
 	}
-	client.Subscribe(os.Getenv("MQTT_TOPTIC_BOILER"), 1, messagePubHandlerBoiler)
+	client.Subscribe(os.Getenv("MQTT_TOPIC_BOILER"), 1, messagePubHandlerBoiler)
 }