Needed to find the cuda tollkit to get the proper environment variables set.

Author: Klaas Giesbertz

cmake/skala-torch.cmake

@@ -8,13 +8,14 @@ if(NOT Torch_FOUND)
     set(LIBTORCH_VERSION "2.9.1")
     set(USE_CUDA_LIBTORCH FALSE) #default is not to use the cuda version but cpu version
     if(GAUXC_HAS_CUDA)
+	find_package(CUDAToolkit)
         set(SUPPORTED_CUDA_VERSION_STRINGS "126" "128" "130")
         set(CUDA_VERSION_STRING ${CUDAToolkit_VERSION_MAJOR}${CUDAToolkit_VERSION_MINOR})
         if(CUDA_VERSION_STRING IN_LIST SUPPORTED_CUDA_VERSION_STRINGS)
 	    set(USE_CUDA_LIBTORCH TRUE)
         else()
-		message(WARNING "CUDA toolkit version is ${CUDAToolkit_VERSION}, for which there is no libtorch to download.")
-		message(WARNING "Falling back to cpu version of libtorch.")
+	    message(WARNING "CUDA toolkit version is ${CUDAToolkit_VERSION}, for which there is no libtorch to download.")
+	    message(WARNING "Falling back to cpu version of libtorch.")
         endif()
     endif()