chore(deps-dev): bump prism-react-renderer in /website

Bumps [prism-react-renderer](https://github.com/FormidableLabs/prism-react-renderer) from 1.3.5 to 2.1.0.
- [Release notes](https://github.com/FormidableLabs/prism-react-renderer/releases)
- [Commits](https://github.com/FormidableLabs/prism-react-renderer/compare/v1.3.5...prism-react-renderer@2.1.0)

---
updated-dependencies:
- dependency-name: prism-react-renderer
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

website/package.json

@@ -20,6 +20,6 @@
     "@easyops-cn/docusaurus-search-local": "^0.36.0",
     "babel-plugin-styled-components": "^2.0.0",
     "babel-plugin-version-inline": "^1.0.0",
-    "prism-react-renderer": "^1.3.5"
+    "prism-react-renderer": "^2.1.0"
   }
 }