chore(deps): update dependency postcss to v8.4.31

Author: renovate[bot]

package.json

@@ -29,7 +29,7 @@
     "eslint": "8.50.0",
     "eslint-plugin-react": "7.33.2",
     "eslint-plugin-react-hooks": "4.6.0",
-    "postcss": "8.4.30",
+    "postcss": "8.4.31",
     "semantic-release": "21.1.2",
     "tailwindcss": "3.3.3",
     "typescript": "4.9.5",