PyGAAMAS: Add Qwen3 strategy in the dictator game

src/dictator/dictator.py

@@ -249,7 +249,7 @@ class Dictator:
             motivation = "The decision is to divide the money equally."
             agent_response = AgentResponse(my_share=my_share, other_share=other_share, motivation=motivation)
             return agent_response.dict()
-        if self.model in ["deepseek-r1", "deepseek-r1:7b"]:
+        if self.model in ["deepseek-r1", "deepseek-r1:7b","qwen3"]:
             half_amount = self.amount // 2
             return {
                 "my_share": half_amount,

src/dictator/dictator_draw_violin.py

@@ -45,7 +45,8 @@ strategy_values = {
     'gpt-4.5-preview-2025-02-27': 70,
     'llama3': 50,
     'mistral-small': 50,
-    'deepseek-r1': 50
+    'deepseek-r1': 50,
+    'qwen3': 50
 }
 
 for model, value in strategy_values.items():