docs[patch]: Remove very old document comparison notebook (#24587)

docs/vercel.json

@@ -61,6 +61,10 @@
     {
       "source": "/cookbook(/?)",
       "destination": "/v0.1/docs/cookbook/"
+    },
+    {
+      "source": "/docs/integrations/toolkits/document_comparison_toolkit(/?)",
+      "destination": "/docs/tutorials/rag/"
     }
   ]
 }