Flsun QQ-S internal fan duct

As the internal fan in the QQ-S is pushing air not at all towards the main board I had problems with layer shifts that I think is due to overheating stepper drivers. To facilitate better cooling of the board I made a simple duct to channelize the air towards the board for cooiling of the mosfets and the drivers.

I also reduced the stepper motor current in the firmware configuration as it by default is 1000mA which for me seems much to high and also part of the overheat problem.

The duct is