Bump @iconify/react from 5.2.1 to 6.0.1 in /docs

Bumps [@iconify/react](https://github.com/iconify/iconify/tree/HEAD/components/react) from 5.2.1 to 6.0.1.
- [Commits](https://github.com/iconify/iconify/commits/HEAD/components/react)

---
updated-dependencies:
- dependency-name: "@iconify/react"
  dependency-version: 6.0.1
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

docs/package.json

@@ -19,7 +19,7 @@
         "@docusaurus/plugin-google-gtag": "^3.8.1",
         "@docusaurus/preset-classic": "^3.8.1",
         "@docusaurus/theme-mermaid": "^3.8.1",
-        "@iconify/react": "^5.2.1",
+        "@iconify/react": "^6.0.1",
         "@mdx-js/react": "^3.0.0",
         "clsx": "^2.0.0",
         "font-awesome": "^4.7.0",