build(deps-dev): bump postcss from 8.5.6 to 8.5.8 (#214)

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

packages/browser-ext/package.json

@@ -85,7 +85,7 @@
     "@types/react-syntax-highlighter": "^15.5.13",
     "@vitejs/plugin-react": "^5.1.1",
     "jsdom": "^29.0.1",
-    "postcss": "8.5.6",
+    "postcss": "8.5.8",
     "postcss-modules": "^6.0.1",
     "tailwindcss-cli": "^0.1.2",
     "vite": "^7.3.2",