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

for more information, see https://pre-commit.ci

Author: pre-commit-ci[bot]

tests/tests_pytorch/trainer/optimization/test_optimizers.py

@@ -672,9 +672,9 @@ def forward(self, x):
 
         def training_step(self, batch, batch_idx):
             return {"loss": torch.tensor(0.1, requires_grad=True)}
-        
+
         def train_dataloader(self):
-            x = torch.randn(21, 32)  
+            x = torch.randn(21, 32)
             y = torch.randn(21, 2)
             return DataLoader(TensorDataset(x, y), batch_size=3)