Fix broken link to Snowflake middleware cookbook (#1822)

Author: oai-evanweiss

examples/chatgpt/gpt_actions_library/gpt_action_snowflake_direct.ipynb

@@ -27,7 +27,7 @@
    "source": [
     "This particular GPT Action provides an overview of how to connect to a Snowflake Data Warehouse. This Action takes a user’s question, scans the relevant tables to gather the data schema, then writes a SQL query to answer the user’s question.\n",
     "\n",
-    "Note: This cookbook returns back a [ResultSet SQL statement](https://docs.snowflake.com/en/developer-guide/sql-api/handling-responses#getting-the-data-from-the-results), rather than the full result that is not limited by GPT Actions application/json payload limit. For production and advanced use-case, a middleware is required to return back a CSV file. You can follow instructions in the [GPT Actions - Snowflake Middleware cookbook](../gpt_action_snowflake_middleware) to implement this flow instead."
+    "Note: This cookbook returns back a [ResultSet SQL statement](https://docs.snowflake.com/en/developer-guide/sql-api/handling-responses#getting-the-data-from-the-results), rather than the full result that is not limited by GPT Actions application/json payload limit. For production and advanced use-case, a middleware is required to return back a CSV file. You can follow instructions in the [GPT Actions - Snowflake Middleware cookbook](../gpt_actions_library/gpt_action_snowflake_middleware) to implement this flow instead."
    ]
   },
   {