Update autoencoder_kl_cosmos.py (#12045)

* Update autoencoder_kl_cosmos.py

* Apply style fixes

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Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>
Co-authored-by: Aryan <aryan@huggingface.co>

src/diffusers/models/autoencoders/autoencoder_kl_cosmos.py

@@ -168,7 +168,9 @@ class CosmosPatchEmbed3d(nn.Module):
         batch_size, num_channels, num_frames, height, width = hidden_states.shape
         p = self.patch_size
 
-        hidden_states = torch.reshape(batch_size, num_channels, num_frames // p, p, height // p, p, width // p, p)
+        hidden_states = hidden_states.reshape(
+            batch_size, num_channels, num_frames // p, p, height // p, p, width // p, p
+        )
         hidden_states = hidden_states.permute(0, 1, 3, 5, 7, 2, 4, 6).flatten(1, 4).contiguous()
         return hidden_states