[FEAT]: extras: Update BatteryMonitor to ArduinoCore-mbed v4.0.6

[gmacario]

📑 Description

Closes #20

✅ Checks

• [x] My pull request adheres to the code style of this project
• [x] My code requires changes to the documentation
• [x] I have updated the documentation as required
• [x] All the tests have passed

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[gteti]

What ? 😄 Who is working on battery monitor on arduino ? <3