chore(deps-dev): bump postcss from 8.4.27 to 8.4.31 (#150)

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](https://github.com/postcss/postcss/compare/8.4.27...8.4.31)

[skip ci]
---
updated-dependencies:
- dependency-name: postcss
  dependency-type: direct:development
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package.json

@@ -8,7 +8,7 @@
   "devDependencies": {
     "@tailwindcss/nesting": "^0.0.0-insiders.565cd3e",
     "autoprefixer": "^10.4.14",
-    "postcss": "^8.4.23",
+    "postcss": "^8.4.31",
     "postcss-cli": "^10.1.0",
     "postcss-import": "^15.1.0",
     "prettier": "^2.8.8",