Update dependency postcss-load-config to v6

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
postcss-load-config	^5.1.0 -> ^6.0.0
postcss-load-config	^5.0.0 -> ^6.0.0

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Release Notes

postcss/postcss-load-config (postcss-load-config)

### [`v6.0.1`](https://togithub.com/postcss/postcss-load-config/blob/HEAD/CHANGELOG.md#601-2024-06-02) [Compare Source](https://togithub.com/postcss/postcss-load-config/compare/6.0.0...6.0.1) ##### Bug Fixes - Fixed bundlers support ([#​262](https://togithub.com/postcss/postcss-load-config/pull/262)) ### [`v6.0.0`](https://togithub.com/postcss/postcss-load-config/compare/5.1.0...4be6dcff44bb0269c96d5b947d4daae59a0cfbb5) [Compare Source](https://togithub.com/postcss/postcss-load-config/compare/5.1.0...6.0.0)

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Configuration

📅 Schedule: Branch creation - "after 1am and before 5am" in timezone EST, Automerge - At any time (no schedule defined).

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

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

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• [ ] If you want to rebase/retry this PR, check this box

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Latest commit: 82331f0deade6ff465e0fe8e9faedbceda28a565

Merging this PR will not cause a version bump for any packages. If these changes should not result in a new version, you're good to go. If these changes should result in a version bump, you need to add a changeset.

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[renovate[bot]]

Renovate Ignore Notification

Because you closed this PR without merging, Renovate will ignore this update. You will not get PRs for any future 6.x releases. But if you manually upgrade to 6.x then Renovate will re-enable minor and patch updates automatically.

If you accidentally closed this PR, or if you changed your mind: rename this PR to get a fresh replacement PR.