Fix Bug in MX Builds

Author: drisspg

torchao/csrc/cuda/mx_kernels/mx_fp_cutlass_kernels.cu

@@ -4,10 +4,6 @@
 // This source code is licensed under the BSD 3-Clause license found in the
 // LICENSE file in the root directory of this source tree.
 
-// Ensure this file is only compiled with sm100a architecture
-#if !defined(__CUDA_ARCH__) || (__CUDA_ARCH__ < 1000)
-#error "This file must be compiled with compute capability 10.0a or higher (Blackwell architecture)"
-#endif
 #include <torch/library.h>
 
 #include <ATen/ATen.h>