chore(deps): update dependency postcss to v8.5.28

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
postcss (source)	8.5.26 → 8.5.28

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Release Notes

postcss/postcss (postcss)

v8.5.28

Compare Source

• Fixes types regression.

v8.5.27

Compare Source

• Fixed removing any comments starting with /*# (by @​dylanpulver).
• Fixed * hack before a comment in Custom Properties (by @​Jaybhade).
• Fixed empty values in the middle of list.comma() (by @​MahinAnowar).
• Fixed whitespace-only values in list.space() (by @​MahinAnowar).
• Fixed rule’s end position on space before semicolon (by @​maximilliangrand).
• Fixed types (by @​romainmenke).
• Fixed Chinese text in deprecation warning (by @​Jesse205).

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[coveralls]

Coverage Report for CI Build 34759849735

Coverage remained the same at 96.85%

Details

• Coverage remained the same as the base build.
• Patch coverage: No coverable lines changed in this PR.
• No coverage regressions found.

Uncovered Changes

No uncovered changes found.

Coverage Regressions

No coverage regressions found.

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Coverage Stats

Relevant Lines:	767
Covered Lines:	749
Line Coverage:	97.65%
Relevant Branches:	471
Covered Branches:	450
Branch Coverage:	95.54%
Branches in Coverage %:	Yes
Coverage Strength:	2916734.1 hits per line

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💛 - Coveralls