Update dependency classnames to v2.3.1

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
classnames	2.3.0 -> 2.3.1

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Release Notes

JedWatson/classnames

### [`v2.3.1`](https://togithub.com/JedWatson/classnames/compare/v2.3.0...667f0eaac7436cbe2d23e1a8a51a09024ece4cbc) [Compare Source](https://togithub.com/JedWatson/classnames/compare/v2.3.0...667f0eaac7436cbe2d23e1a8a51a09024ece4cbc)

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