build(deps-dev): bump autoprefixer from 10.4.24 to 10.5.0 in /frontend

Bumps [autoprefixer](https://github.com/postcss/autoprefixer) from 10.4.24 to 10.5.0.
- [Release notes](https://github.com/postcss/autoprefixer/releases)
- [Changelog](https://github.com/postcss/autoprefixer/blob/main/CHANGELOG.md)
- [Commits](postcss/autoprefixer@10.4.24...10.5.0)

---
updated-dependencies:
- dependency-name: autoprefixer
  dependency-version: 10.5.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

frontend/package.json

@@ -14,7 +14,7 @@
     "@gfx/zopfli": "^1.0.15",
     "@types/node": "^25.3.0",
     "@types/offscreencanvas": "^2019.7.3",
-    "autoprefixer": "^10.4.24",
+    "autoprefixer": "^10.5.0",
     "postcss": "^8.5.6",
     "tailwindcss": "^4.2.0",
     "typescript": "^6.0.2",