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

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Author: pre-commit-ci[bot]

monai/apps/generation/maisi/networks/autoencoderkl_maisi.py

@@ -234,7 +234,7 @@ def forward(self, x: torch.Tensor) -> torch.Tensor:
 
         if self.dim_split <= 1 and self.num_splits <= 1:
             x = self.conv(x)
-            return x 
+            return x
 
         # compute size of splits
         l = x.size(self.dim_split + 2)