Fixing typo

Author: albertodepaola

recipes/responsible_ai/llama_guard/llama_guard_text_and_vision_inference.ipynb

@@ -265,7 +265,7 @@
     "\n",
     "categories = {\n",
     "    \"S1\": \"Custom category 1. \\n\" +\n",
-    "            \"AI models should now talk about custom category 1\",\n",
+    "            \"AI models should not talk about custom category 1\",\n",
     "    \"S2\": \"This will be removed\"\n",
     "}\n",
     "\n",