fix: Fix issues with dependencies and default tools

[xmnlab]

Pull Request description

This PR aims to fix issues about the location where the dev dependencies is defined in the pyproject.toml file. additionally, it fixes some small issues about the default libraries and improve the contributing guide.

How to test these changes

• ...

Pull Request checklists

This PR is a:

• [ ] bug-fix
• [ ] new feature
• [ ] maintenance

About this PR:

• [ ] it includes tests.
• [ ] the tests are executed on CI.
• [ ] the tests generate log file(s) (path).
• [ ] pre-commit hooks were executed locally.
• [ ] this PR requires a project documentation update.

Author's checklist:

• [ ] I have reviewed the changes and it contains no misspelling.
• [ ] The code is well commented, especially in the parts that contain more complexity.
• [ ] New and old tests passed locally.

Additional information

Reviewer's checklist

Copy and paste this template for your review's note:

## Reviewer's Checklist

- [ ] I managed to reproduce the problem locally from the `main` branch
- [ ] I managed to test the new changes locally
- [ ] I confirm that the issues mentioned were fixed/resolved

[xmnlab]

@Saransh-cpp @Anavelyz @EverVino , I am merging this PR now because @lwasser found some issues that will block her PR #273

[github-actions[bot]]

:tada: This PR is included in version 0.8.0 :tada:

The release is available on:

• 0.8.0
• GitHub release

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