chore(deps): update dependency @iconify/react to v6

Author: renovate[bot]

docs/package-lock.json

@@ -21,7 +21,7 @@
     "@docsearch/react": "3.9.0",
     "@docusaurus/core": "3.7.0",
     "@docusaurus/preset-classic": "3.7.0",
-    "@iconify/react": "5.2.1",
+    "@iconify/react": "6.0.0",
     "@mdx-js/react": "3.1.0",
     "clsx": "2.1.1",
     "docusaurus-json-schema-plugin": "1.14.0",