Bump postcss from 8.4.27 to 8.4.31

Bumps [postcss](https://github.com/postcss/postcss) from 8.4.27 to 8.4.31.
- [Release notes](https://github.com/postcss/postcss/releases)
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](postcss/postcss@8.4.27...8.4.31)

---
updated-dependencies:
- dependency-name: postcss
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

package.json

@@ -38,7 +38,7 @@
     "magic-sdk": "^28.5.0",
     "next": "^14.2.3",
     "next-themes": "^0.3.0",
-    "postcss": "8.4.27",
+    "postcss": "8.4.31",
     "react": "^18.3.1",
     "react-dom": "^18.3.1",
     "sonner": "^1.5.0",