fix: format

Author: yl-to

src/sagemaker/pytorch/estimator.py

@@ -172,8 +172,8 @@ def __init__(
                     <https://sagemaker.readthedocs.io/en/stable/frameworks/pytorch/using_pytorch.html#distributed-pytorch-training>`_.
 
                 **To enable Torch Distributed:**
-                    
-                    This is available for general distributed training on 
+
+                    This is available for general distributed training on
                     GPU instances from PyTorch v1.13.1 and later.
 
                     .. code:: python