Bump postcss from 8.5.3 to 8.5.4 in the production-dependencies group

Bumps the production-dependencies group with 1 update: [postcss](https://github.com/postcss/postcss).


Updates `postcss` from 8.5.3 to 8.5.4
- [Release notes](https://github.com/postcss/postcss/releases)
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](postcss/postcss@8.5.3...8.5.4)

---
updated-dependencies:
- dependency-name: postcss
  dependency-version: 8.5.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: production-dependencies
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

package-lock.json

@@ -1,7 +1,7 @@
 {
   "dependencies": {
     "autoprefixer": "^10.4.21",
-    "postcss": "^8.5.3",
+    "postcss": "^8.5.4",
     "tailwindcss": "^3.4.17"
   }
 }