Slicer Flow Calibration

New heater block (Slice Engineering Copperhead), heater cartridge (Sidewinder X1 64Watts 24V), thermistor (E3D PT1000), nozzle (Micro Swiss M2 Hardened High Speed Steel Nozzle) and fan (Sunon MF40202V2-A99-A), doing some test printing and tuning via https://teachingtechyt.github.io/calibration.html#flow