chore(deps-dev): bump the website-deps group across 1 directory with 3 updates

Bumps the website-deps group with 3 updates in the /website directory: [autoprefixer](https://github.com/postcss/autoprefixer), [postcss](https://github.com/postcss/postcss) and [hugo-extended](https://github.com/jakejarvis/hugo-extended).


Updates `autoprefixer` from 10.4.18 to 10.4.20
- [Release notes](https://github.com/postcss/autoprefixer/releases)
- [Changelog](https://github.com/postcss/autoprefixer/blob/main/CHANGELOG.md)
- [Commits](postcss/autoprefixer@10.4.18...10.4.20)

Updates `postcss` from 8.4.35 to 8.4.40
- [Release notes](https://github.com/postcss/postcss/releases)
- [Changelog](https://github.com/postcss/postcss/blob/main/CHANGELOG.md)
- [Commits](postcss/postcss@8.4.35...8.4.40)

Updates `hugo-extended` from 0.122.0 to 0.131.0
- [Commits](jakejarvis/hugo-extended@v0.122.0...v0.131.0)

---
updated-dependencies:
- dependency-name: autoprefixer
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: website-deps
- dependency-name: postcss
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: website-deps
- dependency-name: hugo-extended
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: website-deps
...

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

Author: dependabot[bot]

website/package-lock.json

@@ -3,10 +3,10 @@
   "version": "1.0.0",
   "devDependencies": {
     "ansi-regex": ">=5.0.1",
-    "autoprefixer": "^10.4.17",
-    "postcss": "^8.4.35",
+    "autoprefixer": "^10.4.20",
+    "postcss": "^8.4.40",
     "postcss-cli": "^11.0.0",
-    "hugo-extended": "0.122.0"
+    "hugo-extended": "0.131.0"
   },
 
   "scripts": {