Update tool.py

tool.py

@@ -51,7 +51,7 @@ def divide(a: float, b: float) -> float:
 # Maybe add algebra tools???
 
 ## Search Tools
-def DuckDuckGoSearchTool(query: str) -> dict:
+def DuckDuckGoSearchTool(query: str) -> str:
     """Search DuckDuckGo for a query and return maximum 3 results.
     
     Args: