[PC-1227] - Opta USB data logging tutorial (#1628)

* Initial commit

* Content update (boards manager and library manager)

* Example code added

* Example code added

* Code explanation and conclusion added

* Content update (code)

* Content update (compatible USB memory sticks)

* Content update

* Content update (new library)

* Content update (example code and graphics)

* Content update (Testing section)

* Content update (Testing section)

* Content update (Julián's review)

* Content update (linter fix)

* Content update (example code)

* Content update (Julián's review)

* Content update (Julián's review)

* Content update (minor changes)

* Apply suggestions from code review

Small suggestions from Julián Caro Linares applied

* Julian's additional changes to make the workflow more natural

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Co-authored-by: José Antonio Bagur Nájera <[email protected]>
Co-authored-by: Julián Caro Linares <[email protected]>

Author: 3 people