Add instructions to redefine the tool node (#1548)

fixes DOC-473

Author: lnhsingh

src/oss/langgraph/sql-agent.mdx

@@ -727,6 +727,9 @@ def run_query_tool_with_interrupt(config: RunnableConfig, **tool_input):
         raise ValueError(f"Unsupported interrupt response type: {response['type']}")
 
     return tool_response
+
+# Redefine the tool node to use the interrupt version
+run_query_node = ToolNode([run_query_tool_with_interrupt], name="run_query") # [!code highlight]
 ```
 :::
 :::js