Update dependency tailwindcss to v3.1.8

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
tailwindcss (source)	3.1.7 -> 3.1.8

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Release Notes

tailwindlabs/tailwindcss

### [`v3.1.8`](https://togithub.com/tailwindlabs/tailwindcss/blob/HEAD/CHANGELOG.md#​318---2022-08-05) [Compare Source](https://togithub.com/tailwindlabs/tailwindcss/compare/v3.1.7...v3.1.8) ##### Fixed - Don’t prefix classes within reused arbitrary variants ([#​8992](https://togithub.com/tailwindlabs/tailwindcss/pull/8992)) - Fix usage of alpha values inside single-named colors that are functions ([#​9008](https://togithub.com/tailwindlabs/tailwindcss/pull/9008)) - Fix `@apply` of user utilities when negative and non-negative versions both exist ([#​9027](https://togithub.com/tailwindlabs/tailwindcss/pull/9027))

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Configuration

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