fix: update model version in tests

tests/unit/llms/test_llm_azure_openai.py

@@ -14,7 +14,7 @@ class TestOpenAILLM:
     def test_azure_openai_llm_init_with_api_key(self, azure_openai_llm):
         assert azure_openai_llm.client is not None, "Client should be initialized"
         assert (
-            azure_openai_llm.name == "gpt-3.5-turbo"
+            azure_openai_llm.name == "gpt-4o"
         ), "Default name not set correctly"
 
     def test_azure_openai_llm_init_success(self, mocker):