build(deps-dev): bump postcss from 8.4.24 to 8.4.31

Bumps [postcss](https://github.com/postcss/postcss) from 8.4.24 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/8.4.24...8.4.31)

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

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

package-lock.json

@@ -21,7 +21,7 @@
         "@ronilaukkarinen/stylelint-a11y": "^1.2.7",
         "@types/alpinejs": "^3.7.1",
         "cssnano": "^6.0.1",
-        "postcss": "^8.4.24",
+        "postcss": "^8.4.31",
         "postcss-preset-env": "^8.4.2",
         "stylelint": "^15.6.3",
         "stylelint-config-recess-order": "^4.0.0",
@@ -4247,9 +4247,9 @@
       }
     },
     "node_modules/postcss": {
-      "version": "8.4.24",
-      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.24.tgz",
-      "integrity": "sha512-M0RzbcI0sO/XJNucsGjvWU9ERWxb/ytp1w6dKtxTKgixdtQDq4rmx/g8W1hnaheq9jgwL/oyEdH5Bc4WwJKMqg==",
+      "version": "8.4.31",
+      "resolved": "https://registry.npmjs.org/postcss/-/postcss-8.4.31.tgz",
+      "integrity": "sha512-PS08Iboia9mts/2ygV3eLpY5ghnUcfLV/EXTOW1E2qYxJKGGBUtNjN76FYHnMs36RmARn41bC0AZmn+rR0OVpQ==",
       "funding": [
         {
           "type": "opencollective",

package.json

@@ -16,7 +16,7 @@
     "@ronilaukkarinen/stylelint-a11y": "^1.2.7",
     "@types/alpinejs": "^3.7.1",
     "cssnano": "^6.0.1",
-    "postcss": "^8.4.24",
+    "postcss": "^8.4.31",
     "postcss-preset-env": "^8.4.2",
     "stylelint": "^15.6.3",
     "stylelint-config-recess-order": "^4.0.0",