docs: add jotai to cookbook

[vanGalilea]

Summary

This PR adds a new example to the React Native Testing Library cookbook section, demonstrating how to test a component that utilizes Jotai for state management.

The example consists of a simple to-do list component, showcasing how to manage state using Jotai atoms. In addition to the example app, the PR includes corresponding tests to validate the functionality of the to-do list and utility functions to initialize Jotai atoms with predefined values.

Comprehensive documentation is also provided, explaining each step and the underlying concepts of using Jotai with React Native Testing Library.

Test plan

• Inspect the new add recipe, ensure readability and that everything is coherent
• Inspect examples, utils and tests to adhere RNTL's standard

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 95.39%. Comparing base (a282d1e) to head (9e8e2aa).
Report is 40 commits behind head on main.

Additional details and impacted files

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##             main    #1634      +/-   ##
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- Coverage   95.51%   95.39%   -0.13%     
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  Files          99      100       +1     
  Lines        5400     5433      +33     
  Branches      857      867      +10     
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+ Hits         5158     5183      +25     
- Misses        242      250       +8     

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[vanGalilea]

"Validate Example Apps / Test Example (cookbook) (pull_request)" failed due to

➤ YN0000: Yarn detected that the current workflow is executed from a public pull request. For safety the hardened mode has been enabled.

@mdjastrzebski can you re-run it please? As I needed to install Jotai for example purposes

Thanks in advance!

[mdjastrzebski]

@vanGalilea awesome PR ❤️ The code sample strikes a good balance between simplicity and real-life setup, the description is clear and informative. I plan to merge and publish it this week. In the meantime I've left some minor comments.

[vanGalilea]

Thanks for the feedback, I'll resolve it ASAP 👍🏻

[vanGalilea]

@mdjastrzebski ready to roll 👍🏻