Experiment with using data from the magnetic force sensor instead of the accelerometer

[Karlo-Emilo]

The sensor gives the amount of magnetic force in three directions, so (in theory) it should be easy to implement this sensor input.

https://makecode.microbit.org/reference/input/magnetic-force

micro:bit Bluetooth profile specification: https://lancaster-university.github.io/microbit-docs/resources/bluetooth/bluetooth_profile.html

There is a MAGNETOMETER SERVICE.