Update agent.py

agent.py

@@ -1,5 +1,5 @@
 from smolagents import (InferenceClientModel, CodeAgent, ToolCallingAgent, 
-                        DuckDuckGoSearchTool, VisitWebpageTool, DuckDuckGoSearchTool, FinalAnswerTool,
+                        DuckDuckGoSearchTool, VisitWebpageTool, FinalAnswerTool,
                         WikipediaSearchTool, PythonInterpreterTool,
                         )