Update CSS preprocessors

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
autoprefixer	10.5.2 → 10.5.4
cssnano	8.0.2 → 8.0.6
postcss (source)	8.5.23 → 8.5.26

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Release Notes

postcss/autoprefixer (autoprefixer)

v10.5.4

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• Fixed prefixed rule duplication (by @​xianjianlf2).

v10.5.3

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• Fixed brackets and gradient parser (@​alanturing881).

cssnano/cssnano (cssnano)

v8.0.6: v8.0.6

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What's Changed

Bug Fixes

• fix(postcss-merge-rules): fix invalid merging in #​1893

• fix(postcss-merge-rules): use webref data to perform a merge #​1897

• fix(postcss-reduce-idents): do not break grid-template-areas in #​1898

• fix: ensure correct repository URL in published packages in #​1900

• fix(postcss-merge-longhand): improve longhand merging correctness in #​1907

• fix(postcss-merge-longhand): add a fuzzer and fix the cases it found in #​1914

• fix: improve selector minification in #​1915

Other Changes

• Small performance fix in #​1911

Full Changelog: https://github.com/cssnano/cssnano/compare/cssnano@8.0.5...cssnano@8.0.6

v8.0.5: v8.0.5

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What's Changed

• fix(postcss-merge-longhand): fix issues with border merging in #​1886
• fix: update dependencies in #​1887
• Publish cssnano 8.0.5 by @​ludofischer in #​1888

Full Changelog: https://github.com/cssnano/cssnano/compare/cssnano@8.0.4...cssnano@8.0.5

v8.0.4: v8.0.4

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What's Changed

Bug Fixes

• Fix postcs-svgo encoding in #​1877

Full Changelog: https://github.com/cssnano/cssnano/compare/cssnano@8.0.3...cssnano@8.0.4

v8.0.3: v8.0.3

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What's Changed

Bug Fixes

• postcss-reduce-initial: update initial properties
• potcss-minify-gradients: handle more than two stops
• postcss-normalize-whitespace: preserve whitespace in custom prop
• postcss-normalize-url: ensure trailing slash is preserved

Other Changes

• packages now define an exports field in package.json. This prevents any file added to the package to automatically be exposed as a possible import. The has been done in a backward compatible way, so you should be able to import every file you did in the previous release.

• types have also been regenerated with TypeScript 7.

Full Changelog: https://github.com/cssnano/cssnano/compare/cssnano@8.0.2...cssnano@8.0.3

postcss/postcss (postcss)

v8.5.26

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• Fixed list.split() regression (by @​lazerg).
• Track symlinks in path protection in source map loading (by @​drengir1).

v8.5.25

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• Fixed 8.5.17 visitor regression.
• Fixed list.split() for non-string values (by @​amir-rezaei).

v8.5.24

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• Preserve the BOM after the processing (by @​hdimer).

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