Bump postcss from 8.4.47 to 8.4.48

Bumps [postcss](https://github.com/postcss/postcss) from 8.4.47 to 8.4.48.
- [Release notes](https://github.com/postcss/postcss/releases)
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](postcss/postcss@8.4.47...8.4.48)

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

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

package.json

@@ -19,7 +19,7 @@
     "chromedriver": "^130.0.4",
     "eslint": "^8.57.1",
     "nightwatch": "^3.8.1",
-    "postcss": "^8.4.47",
+    "postcss": "^8.4.48",
     "tailwindcss": "^3.4.14",
     "typescript": "^5.6.3",
     "vite": "^5.4.10",