# Description

Remove dependency on IsaacSim `prim_utils` for integration of new
simulation engines like `newton`.

NOTE: this PR depends on #3923 

## Type of change

- Dependency removal

## Checklist

- [x] I have read and understood the [contribution
guidelines](https://isaac-sim.github.io/IsaacLab/main/source/refs/contributing.html)
- [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
- [ ] 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

---------
Signed-off-by: ooctipus <zhengyuz@nvidia.com>
Signed-off-by: Kelly Guo <kellyg@nvidia.com>
Co-authored-by: Octi Zhang <zhengyuz@nvidia.com>
Co-authored-by: Kelly Guo <kellyg@nvidia.com>