Bump autoprefixer from 10.4.7 to 10.4.8

Bumps [autoprefixer](https://github.com/postcss/autoprefixer) from 10.4.7 to 10.4.8.
- [Release notes](https://github.com/postcss/autoprefixer/releases)
- [Changelog](https://github.com/postcss/autoprefixer/blob/main/CHANGELOG.md)
- [Commits](postcss/autoprefixer@10.4.7...10.4.8)

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

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

package.json

@@ -51,7 +51,7 @@
     "@davidsneighbour/standard-version-config": "*",
     "@davidsneighbour/stylelint-config": "*",
     "@fullhuman/postcss-purgecss": ">=4.1.3",
-    "autoprefixer": ">=10.4.7",
+    "autoprefixer": ">=10.4.8",
     "cross-env": ">=7.0.3",
     "cssnano": ">=5.1.12",
     "pixrem": ">=5.0.0",