fix(deps): update docusaurus monorepo to v3

Author: renovate[bot]

package.json

@@ -26,8 +26,8 @@
     }
   ],
   "dependencies": {
-    "@docusaurus/core": "2.4.1",
-    "@docusaurus/preset-classic": "2.4.1",
+    "@docusaurus/core": "3.1.1",
+    "@docusaurus/preset-classic": "3.1.1",
     "@mdx-js/react": "1.6.22",
     "asciinema-player": "3.0.0-rc.1",
     "clsx": "1.1.1",