refactor(factory): streamline processor loading by removing unused comments

- Removed commented-out code related to loading pretrained processors in the make_processor function.
- This change enhances code clarity and maintains focus on the current implementation.

src/lerobot/policies/factory.py

@@ -140,8 +140,6 @@ def make_processor(
         NotImplementedError: If the policy type doesn't have a processor implemented.
     """
     if pretrained_path:
-        # Load a pretrained processor
-        # TODO(azouitine): Handle this case.
         return (
             RobotProcessor.from_pretrained(
                 pretrained_model_name_or_path=pretrained_path,