GitLab

* Add permutation functions

* Add permutation ops

* Remove the dependency on cutlass

* Move permutation.py out of module dir

* Rewrite the unit test and enable skipping if FP8 is unavailable

* Rename exposed C++ API and reorder its parameters + take NVTETensor as inputs

* Use Float8Tensor for FP8 input

* Move dtype to ctx

---------
Signed-off-by: Jiang Shao <jiangs@nvidia.com>
Co-authored-by: Qi Zhang <qizhang@nvidia.com>
Co-authored-by: Phuong Nguyen <36155692+phu0ngng@users.noreply.github.com>