[pre-commit.ci] auto fixes from pre-commit.com hooks

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Author: pre-commit-ci[bot]

monai/losses/dice.py

@@ -1111,7 +1111,7 @@ def forward(self, input: torch.Tensor, target: torch.Tensor) -> torch.Tensor:
         focal_loss = self.focal(input, target)
         total_loss: torch.Tensor = self.lambda_gdl * gdl_loss + self.lambda_focal * focal_loss
         return total_loss
-    
+
 class SparseDiceLoss(_Loss):
     """
     Compute average Dice loss between two tensors. It can support both multi-classes and multi-labels tasks.