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

@@ -121,7 +121,7 @@
     "lint-staged": "~15.2.10",
     "mini-css-extract-plugin": "~2.7.6",
     "nyc": "~15.1.0",
-    "postcss": "~8.4.39",
+    "postcss": "~8.4.48",
     "postcss-loader": "~7.3.4",
     "prettier": "~3.0.3",
     "puppeteer": "~22.11.2",