Increases collision stack size for factory environments (#425)

# Description

Increases collision stack size for factory environments as they were
exceeding the previous set values in some cases.

## Type of change

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applicable. -->

- 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
- [ ] 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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source/isaaclab_tasks/isaaclab_tasks/direct/factory/factory_env_cfg.py

@@ -107,6 +107,7 @@ class FactoryEnvCfg(DirectRLEnvCfg):
             friction_correlation_distance=0.00625,
             gpu_max_rigid_contact_count=2**23,
             gpu_max_rigid_patch_count=2**23,
+            gpu_collision_stack_size=2**28,
             gpu_max_num_partitions=1,  # Important for stable simulation.
         ),
         physics_material=RigidBodyMaterialCfg(