Added test workflow to install builded wheels before the upload

[jakub-kocka]

Description

• Added/Fixed unit tests and made them automatically run on PR
• Added installation tests for built wheels before upload to Espressif's PyPI

Related

• internal tracker: IDF-14066

Testing

Unit tests: https://github.com/espressif/idf-python-wheels/actions/runs/21480882896/job/61876690271?pr=58
Action run platforms-dispatch: TBD
Action run defined-wheel: TBD

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Checklist

Before submitting a Pull Request, please ensure the following:

• 🚨 This PR does not introduce breaking changes.
• All CI checks (GH Actions) pass.
• Documentation is updated as needed.
• Tests are updated or added as necessary.
• Code is well-commented, especially in complex areas.
• Git history is clean — commits are squashed to the minimum necessary.

[github-actions]

	Messages
📖	You might consider squashing your 4 commits (simplifying branch history).

👋 Hello jakub-kocka, we appreciate your contribution to this project!

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