docs: Add `was_touched` & `touch_calibrate` for pins 0, 1, 2 & `pin_logo`.#802

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microbit-carlos:docs-was-touched

Commits on Sep 16, 2024

docs: Move resistive/capacitive description to set_touch_mode().
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docs: Add was_touched() & get_touches() for pins 0, 1, 2, pin_logo.
microbit-carlos
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docs: Add touch_calibrate() for pins 0,1,2, logo.
microbit-carlos
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