Remove soil humidity sensor logic

src/wlan.cpp

@@ -42,7 +42,6 @@ size_t construct_json(float *data, char *buffer, int buffer_size) {
   StaticJsonDocument<100> json;
   json["temperature"] = data[0];
   json["humidity"] = data[1];
-  json["soil_humidity"] = data[2];
   size_t payload_size = serializeJson(json, buffer, buffer_size);
   return payload_size;
 }