Update dependency platformdirs to v3.9.0

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
platformdirs	3.8.1 -> 3.9.0

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Release Notes

platformdirs/platformdirs (platformdirs)

### [`v3.9.0`](https://togithub.com/platformdirs/platformdirs/releases/tag/3.9.0) [Compare Source](https://togithub.com/platformdirs/platformdirs/compare/3.8.1...3.9.0) #### What's Changed - Added desktop folder by [@​lukacat10](https://togithub.com/lukacat10) in [https://github.com/platformdirs/platformdirs/pull/200](https://togithub.com/platformdirs/platformdirs/pull/200) #### New Contributors - [@​lukacat10](https://togithub.com/lukacat10) made their first contribution in [https://github.com/platformdirs/platformdirs/pull/200](https://togithub.com/platformdirs/platformdirs/pull/200) **Full Changelog**: https://github.com/platformdirs/platformdirs/compare/3.8.1...3.9.0

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