esp-hal: Add HIL test for embassy timer and executor

[JurajSadel]

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Submission Checklist 📝

• I have updated existing examples or added new ones (if applicable).
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Pull Request Details 📖

Description

Adds initial HIL tests for embassy timer (Timg and systimer as OneShotTimer and PeriodicTimer) and executors (both Thread and Interrupt one) and different variations.

Testing

All tests should pass, changes to the underlying code should cause some tests to fail. Tested locally on C3, C6 and S3.

Closes #1639

[bjoernQ]

Thanks! - Great we have a start here

[SergioGasquez]

LGTM! Thanks for working on this!