refactor: cleanup old use_websearch param

tests/test_challenge.py

@@ -54,7 +54,6 @@ class TestChallengeTool:
         assert "model" not in properties
         assert "temperature" not in properties
         assert "thinking_mode" not in properties
-        assert "use_websearch" not in properties
         assert "continuation_id" not in properties
 
     def test_request_model_validation(self):

tests/test_consensus.py

@@ -131,7 +131,6 @@ class TestConsensusTool:
         assert "issues_found" not in schema["properties"]
         assert "temperature" not in schema["properties"]
         assert "thinking_mode" not in schema["properties"]
-        assert "use_websearch" not in schema["properties"]
 
         # Images should be present now
         assert "images" in schema["properties"]

tests/test_planner.py

@@ -63,7 +63,6 @@ class TestPlannerTool:
         assert "files" not in schema["properties"]  # Excluded for planning
         assert "temperature" not in schema["properties"]
         assert "thinking_mode" not in schema["properties"]
-        assert "use_websearch" not in schema["properties"]
 
         # Check required fields
         assert "step" in schema["required"]