chore(deps): update dependency postcss to v8.5.1

Author: renovate[bot]

package.json

@@ -19,7 +19,7 @@
     "@types/react-dom": "18.2.25",
     "@vitejs/plugin-react": "4.3.4",
     "autoprefixer": "10.4.20",
-    "postcss": "8.4.49",
+    "postcss": "8.5.1",
     "prettier": "3.4.2",
     "tailwindcss": "3.4.17",
     "typescript": "5.7.3",