chore(deps-dev): Bump autoprefixer from 10.4.16 to 10.4.20

Bumps [autoprefixer](https://github.com/postcss/autoprefixer) from 10.4.16 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@10.4.16...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>

package.json

@@ -43,7 +43,7 @@
     "@rollup/plugin-node-resolve": "15.3.0",
     "@rollup/plugin-replace": "5.0.5",
     "@rollup/plugin-terser": "0.4.4",
-    "autoprefixer": "10.4.16",
+    "autoprefixer": "10.4.20",
     "postcss": "8.4.48",
     "rollup": "4.24.0",
     "rollup-plugin-copy": "3.5.0",