Hide WiFi on/off parameters from config page

ampel-firmware/web_config.cpp

@@ -170,6 +170,7 @@ namespace web_config {
     iotWebConf->setHtmlFormatProvider(&optionalGroupHtmlFormatProvider);
 
     iotWebConf->addSystemParameter(&ampelWifiParam);
+    ampelWifiParam.visible = false; // To avoid users getting locked out. In order to set WiFi on/off, console commands can be used.
     iotWebConf->addSystemParameter(&wifiTimeoutParam);
 
     iotWebConf->getThingNameParameter()->label = "Ampel name";