Fix linting errors

Author: vbossica

python_gpt_po/services/model_manager.py

@@ -79,7 +79,6 @@ def get_available_models(provider_clients: ProviderClients, provider: ModelProvi
 
         return models
 
-
     @staticmethod
     def _get_azure_openai_models(provider_clients: ProviderClients) -> List[str]:
         """Retrieve models from Azure OpenAI."""
@@ -90,7 +89,6 @@ def _get_azure_openai_models(provider_clients: ProviderClients) -> List[str]:
         logging.error("Azure OpenAI client not initialized")
         return []
 
-
     @staticmethod
     def validate_model(provider_clients: ProviderClients, provider: ModelProvider, model: str) -> bool:
         """