Revert "Remove CUTLASS extensions merged upstream (#107612)"
This reverts commit cfd98d3c429b0de8a634a843c4551ee86d0084f3.
Reverted https://github.com/pytorch/pytorch/pull/107612 on behalf of https://github.com/ZainRizvi due to Sorry, this breaks internal builds which still depend on these files ([comment](https://github.com/pytorch/pytorch/pull/107612#issuecomment-1688936837))