docs: Update multimodal example

Author: abetlen

examples/notebooks/Multimodal.ipynb

@@ -11,14 +11,14 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 10,
+   "execution_count": 13,
    "metadata": {},
    "outputs": [
     {
      "name": "stdout",
      "output_type": "stream",
      "text": [
-      "{'text': 'Llama +'}\n"
+      "{'text': 'Llama C++'}\n"
      ]
     }
    ],
@@ -42,7 +42,17 @@
     "            ],\n",
     "        }\n",
     "    ],\n",
-    "    response_format={ \"type\": \"json_object\" }\n",
+    "    response_format={ \n",
+    "        \"type\": \"json_object\",\n",
+    "        \"schema\": {\n",
+    "            \"type\": \"object\",\n",
+    "            \"properties\": {\n",
+    "                \"text\": {\n",
+    "                    \"type\": \"string\"\n",
+    "                }\n",
+    "            }\n",
+    "        }\n",
+    "    }\n",
     ")\n",
     "import json\n",
     "print(json.loads(response.choices[0].message.content))"