ruff lint - remove duplicate code

tests/swarms/multi_agent_collab.py

@@ -93,21 +93,12 @@ def test_performance(collaboration):
         assert agent.name in performance_data
         assert "metrics" in performance_data[agent.name]
 
-
 def test_set_interaction_rules(collaboration):
     rules = {"rule1": "action1", "rule2": "action2"}
     collaboration.set_interaction_rules(rules)
     assert hasattr(collaboration, "interaction_rules")
     assert collaboration.interaction_rules == rules
 
-
-def test_set_interaction_rules(collaboration):
-    rules = {"rule1": "action1", "rule2": "action2"}
-    collaboration.set_interaction_rules(rules)
-    assert hasattr(collaboration, "interaction_rules")
-    assert collaboration.interaction_rules == rules
-
-
 def test_repr(collaboration):
     repr_str = repr(collaboration)
     assert isinstance(repr_str, str)