Build(deps-dev): bump postcss from 8.5.3 to 8.5.4

Bumps [postcss](https://github.com/postcss/postcss) from 8.5.3 to 8.5.4.
- [Release notes](https://github.com/postcss/postcss/releases)
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](postcss/postcss@8.5.3...8.5.4)

---
updated-dependencies:
- dependency-name: postcss
  dependency-version: 8.5.4
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

package-lock.json

@@ -11,7 +11,7 @@
         "axios": "^1.8.2",
         "daisyui": "^5.0.37",
         "laravel-vite-plugin": "^1.2.0",
-        "postcss": "^8.4.31",
+        "postcss": "^8.5.4",
         "sass": "^1.85.1",
         "tailwindcss": "^4.1.7",
         "vite": "^6.3.5"