Bump postcss from 8.4.25 to 8.4.47

Bumps [postcss](https://github.com/postcss/postcss) from 8.4.25 to 8.4.47.
- [Release notes](https://github.com/postcss/postcss/releases)
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](postcss/postcss@8.4.25...8.4.47)

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

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

package.json

@@ -24,7 +24,7 @@
     "@types/react-dom": "^18.0.6",
     "@vitejs/plugin-react": "^2.1.0",
     "autoprefixer": "^10.4.12",
-    "postcss": "^8.4.17",
+    "postcss": "^8.4.47",
     "tailwindcss": "^3.1.8",
     "vite": "^3.2.11"
   }