feat: update ci_windows.yml to update PATH to expose CUDA codegen backend.

Author: madhav-madhusoodanan

.github/workflows/ci_windows.yml

@@ -67,6 +67,11 @@ jobs:
       - name: Add rustup components
         run: rustup component add rustfmt clippy
 
+      - name: Update PATH to expose CUDA codegen backend
+        shell: pwsh
+        run: |
+          echo "$env:CUDA_PATH\nvvm\bin" | Out-File -FilePath $env:GITHUB_PATH -Encoding utf8 -Append
+
       - name: Verify CUDA, Rust installation
         run: |
           nvcc --version