[TASK] Update postcss to v8.4.35

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
postcss (source)	8.4.34 -> 8.4.35

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Release Notes

postcss/postcss (postcss)

### [`v8.4.35`](https://togithub.com/postcss/postcss/blob/HEAD/CHANGELOG.md#8435) [Compare Source](https://togithub.com/postcss/postcss/compare/8.4.34...8.4.35) - Avoid `!` in `node.parent.nodes` type. - Allow to pass `undefined` to node adding method to simplify types.

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Configuration

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🚦 Automerge: Enabled.

♻ Rebasing: Whenever PR is behind base branch, 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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• [ ] If you want to rebase/retry this PR, check this box

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[renovate[bot]]

Branch automerge failure

This PR was configured for branch automerge. However, this is not possible, so it has been raised as a PR instead.

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• Branch has one or more failed status checks

[codeclimate[bot]]

Code Climate has analyzed commit 5af5d922 and detected 0 issues on this pull request.

The test coverage on the diff in this pull request is 100.0% (50% is the threshold).

This pull request will bring the total coverage in the repository to 91.5% (0.0% change).

View more on Code Climate.