fix typo (#2960)

Author: openvino-dev-samples

notebooks/llm-rag-langchain/llm-rag-langchain-genai.ipynb

@@ -880,7 +880,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 16,
+   "execution_count": null,
    "id": "d0bab20b",
    "metadata": {},
    "outputs": [],
@@ -892,7 +892,7 @@
     "display(Markdown(f\"`{export_command}`\"))\n",
     "\n",
     "if not Path(rerank_model_id.value).exists():\n",
-    "    optimum_cli(rerank_model_configuration[\"model_id\"], str(rerank_model_id.value), show_command=False, additional_args={\"task\": \"text-classificaton\"})"
+    "    optimum_cli(rerank_model_configuration[\"model_id\"], str(rerank_model_id.value), show_command=False, additional_args={\"task\": \"text-classification\"})"
    ]
   },
   {

notebooks/llm-rag-llamaindex/llm-rag-llamaindex.ipynb

@@ -1224,7 +1224,7 @@
   },
   {
    "cell_type": "code",
-   "execution_count": 26,
+   "execution_count": null,
    "id": "f7f708db-8de1-4efd-94b2-fcabc48d52f4",
    "metadata": {},
    "outputs": [
@@ -1288,7 +1288,9 @@
     "import openvino.properties as props\n",
     "import openvino.properties.hint as hints\n",
     "import openvino.properties.streams as streams\n",
+    "import openvino\n",
     "\n",
+    "core = openvino.Core()\n",
     "\n",
     "if model_to_run.value == \"INT4\":\n",
     "    model_dir = int4_model_dir\n",