Update dependency sugarss to v5

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
sugarss	^4.0.0 -> ^5.0.0

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Release Notes

postcss/sugarss (sugarss)

### [`v5.0.0`](https://redirect.github.com/postcss/sugarss/blob/HEAD/CHANGELOG.md#500) [Compare Source](https://redirect.github.com/postcss/sugarss/compare/4.0.1...5.0.0) - Added `source.offset` (by [@​RamazanIttiev](https://redirect.github.com/RamazanIttiev)). - Removed Node.js 16 support.

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