Mqtt: remove all HA if not active, timeout QoS, option single2cmd

src/web/WebDataService.cpp

@@ -144,7 +144,7 @@ void WebDataService::sensor_data(AsyncWebServerRequest * request) {
                 obj["t"]       = sensor.type();
 
                 if (sensor.type() != AnalogSensor::AnalogType::NOTUSED) {
-                    obj["v"] = Helpers::round2(sensor.value(), 1); // is optional and is a float
+                    obj["v"] = Helpers::round2(sensor.value(), 0); // is optional and is a float
                 }
             }
         }