build(deps): update dependency sphinx-toolbox to v3.8.0 (main) - autoclosed

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
sphinx-toolbox	==3.7.0 -> ==3.8.0

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Release Notes

sphinx-toolbox/sphinx-toolbox (sphinx-toolbox)

### [`v3.8.0`](https://togithub.com/sphinx-toolbox/sphinx-toolbox/releases/tag/v3.8.0): Version 3.8.0 [Compare Source](https://togithub.com/sphinx-toolbox/sphinx-toolbox/compare/v3.7.0...v3.8.0) Automatically copied from [PyPI](https://pypi.org/project/sphinx-toolbox/3.8.0). *** Powered by OctoCheese\ [📝 docs](https://octocheese.readthedocs.io) | [:octocat: repo](https://togithub.com/domdfcoding/octocheese) | [🙋 issues](https://togithub.com/domdfcoding/octocheese/issues) | [🏪 marketplace](https://togithub.com/marketplace/octocheese)

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