delete origin files

apex/contrib/csrc/groupbn/cuda_utils.h

-#ifdef __HIP_PLATFORM_HCC__
-#include <ATen/hip/HIPContext.h>
-#else
-#include <ATen/cuda/CUDAContext.h>
-#endif
-#ifndef CUDA_UTILS_H
-#define CUDA_UTILS_H
-
-namespace at {
-namespace cuda {
-
-namespace utils {
-
-static inline int MaxSharedMemoryPerMultiprocessor(int device_id) {
-#ifdef __HIP_PLATFORM_HCC__
-    return getDeviceProperties(device_id)->maxSharedMemoryPerMultiProcessor;
-#else
-    return getDeviceProperties(device_id)->sharedMemPerMultiprocessor;
-#endif
-}
-
-
-}
-}
-}
-
-
-#endif