Bump autoprefixer from 10.4.16 to 10.4.18

Bumps [autoprefixer](https://github.com/postcss/autoprefixer) from 10.4.16 to 10.4.18.
- [Release notes](https://github.com/postcss/autoprefixer/releases)
- [Changelog](https://github.com/postcss/autoprefixer/blob/main/CHANGELOG.md)
- [Commits](postcss/autoprefixer@10.4.16...10.4.18)

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

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

package.json

@@ -23,7 +23,7 @@
     "bootstrap-icons": "1.11.2"
   },
   "devDependencies": {
-    "autoprefixer": "10.4.16",
+    "autoprefixer": "10.4.18",
     "browser-sync": "3.0.2",
     "chokidar": "3.5.3",
     "concurrently": "8.2.2",