[DCU] fix rocblas backend

transformer_engine/common/gemm/rocm_gemm.cu

@@ -1815,12 +1815,14 @@ void cublas_gemm(const Tensor *inputA, const Tensor *inputB, Tensor *outputD,
   if (use_hipblaslt)
   {
     use_hipblaslt = false;
+    use_rocblas = true;
     std::cout << "[NOTICE] hipBLASLt is not enabled, NVTE_USE_HIPBLASLT env is ignored\n";
   }
 #elif !defined(USE_ROCBLAS)
   if (use_rocblas)
   {
     use_rocblas = false;
+    use_hipblaslt = true;
     std::cout << "[NOTICE] rocBLAS is not enabled, NVTE_USE_ROCBLAS env is ignored\n";
   }
 #else
@@ -1828,12 +1830,12 @@ void cublas_gemm(const Tensor *inputA, const Tensor *inputB, Tensor *outputD,
   {
     use_rocblas = false;
     use_hipblaslt = true;
-    std::cout << "[NOTICE] Two GEMM backend are enabled, hipBLASLt will be used\n";
+    // std::cout << "[NOTICE] Two GEMM backend are enabled, hipBLASLt will be used\n";
   } else if (!use_hipblaslt && !use_rocblas) 
   {
     use_rocblas = false;
     use_hipblaslt = true;
-    std::cout << "[NOTICE] Two GEMM backend are disabled, hipBLASLt will be used\n";
+    // std::cout << "[NOTICE] Two GEMM backend are disabled, hipBLASLt will be used\n";
   }
 #endif