Potential fix for pull request finding

Co-authored-by: Copilot Autofix powered by AI <175728472+Copilot@users.noreply.github.com>

Author: kenvandine

.github/workflows/build.yml

@@ -263,8 +263,10 @@ jobs:
           $cudaBin = Join-Path $env:CUDA_PATH 'bin'
           $runtimeDllPatterns = @('cudart64_*.dll', 'cublas64_*.dll', 'cublasLt64_*.dll', 'curand64_*.dll', 'nvJitLink_*.dll')
           foreach ($pattern in $runtimeDllPatterns) {
-            $dll = Get-ChildItem -Path $cudaBin -Filter $pattern | Sort-Object Name -Descending | Select-Object -First 1
-            if ($dll) { Copy-Item $dll.FullName .\build\bin\Release\ }
+            $dll = Get-ChildItem -Path $cudaBin -Filter $pattern -ErrorAction Stop | Sort-Object Name -Descending | Select-Object -First 1
+            if (-not $dll) { throw "Required CUDA runtime DLL matching '$pattern' was not found in $cudaBin" }
+            Copy-Item $dll.FullName .\build\bin\Release\
+          }
           }
           7z a sd-${{ env.BRANCH_NAME }}-${{ steps.commit.outputs.short }}-windows-cuda-${{ matrix.sm }}-x64.zip .\build\bin\Release\*