## Description

The drift in raycaster didn't update when reset. This MR now updates it
correctly:

before:
```python
self.drift[env_ids].uniform_(*self.cfg.drift_range)
```

now:
```python
self.drift[env_ids] = self.drift[env_ids].uniform_(*self.cfg.drift_range)
```

Fixes #1820 

## Type of change

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

## Checklist

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