fix gemini model prefix issue

codes/llm_provider.py

@@ -103,9 +103,9 @@ class GeminiProvider(LLMProvider):
         # Convert OpenAI message format to Gemini format
         gemini_messages = self._convert_messages(messages)
         
-        # Fix model name - Gemini expects models/model-name format
+        """# Fix model name - Gemini expects models/model-name format
         if not model.startswith('models/'):
-            model = f'models/{model}'
+            model = f'models/{model}'"""
         
         # Create model
         gemini_model = self.genai.GenerativeModel(model)