Bump dependency postcss to v8.5.13

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
postcss (source)	8.5.10 → 8.5.13

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Release Notes

postcss/postcss (postcss)

v8.5.13

Compare Source

• Fixed postcss-scss commend regression.

v8.5.12

Compare Source

• Fixed reading any file via user-generated CSS.
• Added opts.unsafeMap to disable checks.

v8.5.11

Compare Source

• Fixed nested brackets parsing performance (by @​offset).

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[github-actions]

☀️   Quality Monitor

Tests

   🚀   Integration Tests: ✅ successful — 10 passed
   ⛔   Architecture Tests: ✅ successful — 15 passed

Coverage for New Code

   〰️   Line Coverage: 100.00% — perfect 🎉
   ➰   Branch Coverage: 100.00% — perfect 🎉

Coverage for Whole Project

   〰️   Line Coverage: 84.21% — 3 missed lines
   ➰   Branch Coverage: 100.00% — perfect 🎉

Style

     CheckStyle: No warnings
     PMD: No warnings
   ☕   Java Compiler: No warnings

Bugs

     SpotBugs: No bugs
   🐛   Error Prone: No bugs

API Problems

   🚫   Revapi: No warnings

Vulnerabilities

   🛡️   OWASP Dependency Check: 207 vulnerabilities — error: 17, high: 53, normal: 126, low: 11

Software Metrics

   🌀   Cyclomatic Complexity: 8 (total)
   💭   Cognitive Complexity: 0 (total)
   ➿   N-Path Complexity: 8 (total)
   📏   Lines of Code: 104 (total)
   📝   Non Commenting Source Statements: 25 (total)
   🔗   Class Cohesion: 6.67% (maximum)
   ⚖️   Weight of Class: 20.00% (maximum)

🚦 Quality Gates

Overall Status: ✅ SUCCESS

✅ Passed Gates

• ✅ Overall Tests Success Rate: 100.00 >= 100.00
• ✅ Potential Bugs in Whole Project: 0.00 <= 0.00
• ✅ Style Violation in Whole Project: 0.00 <= 0.00

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