fix(deps): update dependency @iconify/react to v6 (#4240)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

spring-boot-admin-docs/src/site/package-lock.json

@@ -15,7 +15,7 @@
     "@docusaurus/preset-classic": "^3.6.3",
     "@docusaurus/tsconfig": "^3.6.3",
     "@docusaurus/types": "^3.6.3",
-    "@iconify/react": "^5.0.2",
+    "@iconify/react": "^6.0.0",
     "@mdx-js/react": "^3.1.0",
     "asciidoctor": "^3.0.4",
     "clsx": "^2.1.1",