chore(deps-dev): bump autoprefixer from 10.4.19 to 10.4.20 (#5674)

Bumps [autoprefixer](https://github.com/postcss/autoprefixer) from 10.4.19 to 10.4.20.
- [Release notes](https://github.com/postcss/autoprefixer/releases)
- [Changelog](https://github.com/postcss/autoprefixer/blob/main/CHANGELOG.md)
- [Commits](https://github.com/postcss/autoprefixer/compare/10.4.19...10.4.20)

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

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

package.json

@@ -63,7 +63,7 @@
     "@typescript-eslint/eslint-plugin": "^7.5.0",
     "@typescript-eslint/parser": "^7.5.0",
     "astro": "^4.13.3",
-    "autoprefixer": "^10.4.19",
+    "autoprefixer": "^10.4.20",
     "bootstrap": "^5.3.2",
     "bundlewatch": "^0.4.0",
     "clean-css-cli": "^5.6.3",