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                                            mppbtw

Dimensions are higgledy piggledy for Arduino Nano.

All of the dimensions for the Arduino Nano (Electronics Parts/Boards/Arduino/Nano-Rev3_0.step) are pretty wrong. Expectation: ![image](https://external-content.duckduckgo.com/iu/?u=https%3A%2F%2Fcomponents101.com%2Fsites%2Fdefault%2Ffiles%2Finline-images%2FArduino-Nano-Dimension.jpg&f=1&nofb=1&ipt=a1723df48dfb1e0e9cc8406c0b63291d5a3186565005a7b9152477013ce5efba&ipo=images) +milimeters ![image](https://external-content.duckduckgo.com/iu/?u=https%3A%2F%2Fcircuitstate.com%2Fwp-content%2Fuploads%2F2022%2F03%2FArduino-Nano-33-IoT-Mechanical-Dimensions-CIRCUITSTATE-01.png&f=1&nofb=1&ipt=227c80c55d817cb529d13f7e62826860a3a97c646b5ee5773559255c4db04f08&ipo=images) Reality: ![image](https://github.com/FreeCAD/FreeCAD-library/assets/153672641/18bc224b-302a-4cbe-a823-c0e48de022ac) Other expectation: ![image](https://github.com/FreeCAD/FreeCAD-library/assets/153672641/ddda87a0-f369-4a5e-8ad6-803889968e88) Other reality: ![image](https://github.com/FreeCAD/FreeCAD-library/assets/153672641/46c51a34-42e7-4337-ae64-3c37c514ab50) Comparison (Grey one is correctly...