# Description

This PR fixes an issue when exporting LSTM to ONNX. The normalizer was
resetting to zero. This PR calls `eval()` during the `forward()`.

Fixes # (issue)

## Type of change

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applicable. -->

- Bug fix (non-breaking change which fixes an issue)

## Screenshots
Left: After, Right: Before


![image](https://github.com/user-attachments/assets/9a8f765f-653a-4a57-b9ee-af00e8e0539c)

## Checklist

- [ ] I have run the [`pre-commit` checks](https://pre-commit.com/) with
`./isaaclab.sh --format`
- [ ] I have made corresponding changes to the documentation
- [ ] My changes generate no new warnings
- [ ] I have added tests that prove my fix is effective or that my
feature works
- [ ] I have updated the changelog and the corresponding version in the
extension's `config/extension.toml` file
- [ ] I have added my name to the `CONTRIBUTORS.md` or my name already
exists there

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