Update app.py

Removed max_results parameter, which is not supported by DuckDuckGoSearch and caused error

app.py

@@ -9,19 +9,18 @@ from Gradio_UI import GradioUI
 
 # Below is an example of a tool that does nothing. Amaze us with your creativity !
 @tool
-def web_search(query: str, max_results: int = 3) -> str: #it's import to specify the return type
+def web_search(query: str) -> str: #it's import to specify the return type
     #Keep this format for the description / args / args description but feel free to modify the tool
     """A tool that performs web searches using DuckDuckGo 
     Args:
         query: The search query string
-        max_results: Maximum number of results (default = 3)
     """
     try:
         # Create instance of DuckDuckGoSearchTool
         search_tool = DuckDuckGoSearchTool()
 
         # Perform the search
-        results = search_tool(query, max_results=max_results)
+        results = search_tool(query)
 
         # Format the results
         formatted_results = []