chore: upgrade docs dependencies

By running 'make upgrade' command.

Author: jpraynaud

docs/website/package.json

@@ -14,9 +14,9 @@
     "write-heading-ids": "docusaurus write-heading-ids"
   },
   "dependencies": {
-    "@docusaurus/core": "^3.0.1",
-    "@docusaurus/preset-classic": "^3.0.1",
-    "@docusaurus/theme-mermaid": "^3.0.1",
+    "@docusaurus/core": "^3.1.0",
+    "@docusaurus/preset-classic": "^3.1.0",
+    "@docusaurus/theme-mermaid": "^3.1.0",
     "@mdx-js/react": "^1.6.22",
     "clsx": "^1.1.1",
     "react": "^18.2.0",