fix(deps): update dependency @docusaurus/preset-classic to v3.9.1

Author: renovate[bot]

docs/package.json

@@ -15,7 +15,7 @@
   },
   "dependencies": {
     "@docusaurus/core": "3.9.0",
-    "@docusaurus/preset-classic": "3.9.0",
+    "@docusaurus/preset-classic": "3.9.1",
     "@emotion/react": "11.14.0",
     "@emotion/styled": "11.14.1",
     "@mdx-js/react": "3.1.1",