build(deps-dev): bump postcss from 8.4.30 to 8.4.31 (#976)

Bumps [postcss](https://github.com/postcss/postcss) from 8.4.30 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@8.4.30...8.4.31)

---
updated-dependencies:
- dependency-name: postcss
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

package-lock.json

@@ -46,7 +46,7 @@
     "cypress-wait-until": "^2.0.1",
     "eslint": "^8.50.0",
     "eslint-plugin-vue": "^9.17.0",
-    "postcss": "^8.4.30",
+    "postcss": "^8.4.31",
     "postcss-nested": "^6.0.1",
     "tailwindcss": "^3.3.3",
     "vite": "^3.2.7",