docs: update dependecy for autogpt/marathon.ipynb (#19491)

fixes the import error from notebook based on the
[documentation](https://api.python.langchain.com/en/latest/agents/langchain_experimental.agents.agent_toolkits.pandas.base.create_pandas_dataframe_agent.html)

Co-authored-by: Bagatur <22008038+baskaryan@users.noreply.github.com>

cookbook/autogpt/marathon_times.ipynb

@@ -40,7 +40,9 @@
     "import nest_asyncio\n",
     "import pandas as pd\n",
     "from langchain.docstore.document import Document\n",
-    "from langchain_community.agent_toolkits.pandas.base import create_pandas_dataframe_agent\n",
+    "from langchain_experimental.agents.agent_toolkits.pandas.base import (\n",
+    "    create_pandas_dataframe_agent,\n",
+    ")\n",
     "from langchain_experimental.autonomous_agents import AutoGPT\n",
     "from langchain_openai import ChatOpenAI\n",
     "\n",