Bump autoprefixer from 9.8.5 to 9.8.6

Bumps [autoprefixer](https://github.com/postcss/autoprefixer) from 9.8.5 to 9.8.6.
- [Release notes](https://github.com/postcss/autoprefixer/releases)
- [Changelog](https://github.com/postcss/autoprefixer/blob/master/CHANGELOG.md)
- [Commits](postcss/autoprefixer@9.8.5...9.8.6)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

Author: dependabot-preview[bot]

package-lock.json

@@ -55,7 +55,7 @@
     "@types/resize-observer-browser": "^0.1.3",
     "@types/webpack": "^4.41.21",
     "@types/webpack-assets-manifest": "^3.0.1",
-    "autoprefixer": "9.8.5",
+    "autoprefixer": "9.8.6",
     "copy-webpack-plugin": "^6.0.3",
     "css-loader": "^4.2.0",
     "event-hooks-webpack-plugin": "^2.1.7",