Bump autoprefixer from 10.4.20 to 10.4.21 (#5)

Bumps [autoprefixer](https://github.com/postcss/autoprefixer) from 10.4.20 to 10.4.21.

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

Author: dependabot[bot]

package-lock.json

@@ -76,7 +76,7 @@
     "@types/react-dom": "^18.3.5",
     "@vitejs/plugin-react-swc": "^3.8.0",
     "@vitest/coverage-v8": "^3.0.8",
-    "autoprefixer": "^10.4.20",
+    "autoprefixer": "^10.4.21",
     "copyfiles": "^2.4.1",
     "eslint": "^9.18.0",
     "eslint-plugin-prettier": "^5.2.2",