Apply suggestions from code review

Author: Borda

src/litmodels/integrations/checkpoints.py

@@ -42,8 +42,7 @@ def __init__(self, model_name: str, *args: Any, **kwargs: Any) -> None:
             super().__init__(*args, **kwargs)
             self.model_name = model_name
 
-            try:
-                # authenticate before anything else starts
+            try:  # authenticate before anything else starts
                 auth = Auth()
                 auth.authenticate()
             except Exception: