Update dependency antd to v6

Author: renovate[bot]

hosting/package.json

@@ -17,7 +17,7 @@
   },
   "dependencies": {
     "@ant-design/compatible": "5.1.5",
-    "antd": "5.29.3",
+    "antd": "6.4.4",
     "axios": "1.18.0",
     "gatsby": "5.16.1",
     "gatsby-image": "3.11.0",