Update dependency autoprefixer to v10.4.18

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
autoprefixer	10.4.16 -> 10.4.18

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Release Notes

postcss/autoprefixer (autoprefixer)

### [`v10.4.18`](https://togithub.com/postcss/autoprefixer/blob/HEAD/CHANGELOG.md#10418) [Compare Source](https://togithub.com/postcss/autoprefixer/compare/10.4.17...10.4.18) - Fixed removing `-webkit-box-orient` on `-webkit-line-clamp` ([@​Goodwine](https://togithub.com/Goodwine)). ### [`v10.4.17`](https://togithub.com/postcss/autoprefixer/blob/HEAD/CHANGELOG.md#10417) [Compare Source](https://togithub.com/postcss/autoprefixer/compare/10.4.16...10.4.17) - Fixed `user-select: contain` prefixes.

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Configuration

📅 Schedule: Branch creation - At any time (no schedule defined), Automerge - At any time (no schedule defined).

🚦 Automerge: Disabled by config. Please merge this manually once you are satisfied.

♻ Rebasing: Whenever PR becomes conflicted, or you tick the rebase/retry checkbox.

🔕 Ignore: Close this PR and you won't be reminded about this update again.

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