Remove Git for Windows and gh CLI installation steps, add T4 GPU support to Windows matrix

Co-authored-by: leofang <5534781+leofang@users.noreply.github.com>

Author: Copilot

.github/workflows/test-wheel-windows.yml

@@ -90,20 +90,6 @@ jobs:
       - name: Ensure GPU is working
         run: nvidia-smi
 
-      - name: Install Git for Windows
-        # the GPU runner image does not have Git Bash pre-installed...
-        env:
-          # doesn't seem there's an easy way to avoid hard-coding it?
-          GFW_EXE_URL: https://github.com/git-for-windows/git/releases/download/v2.49.0.windows.1/PortableGit-2.49.0-64-bit.7z.exe
-        run: |
-          Invoke-WebRequest -Uri "$env:GFW_EXE_URL" -OutFile "PortableGit.7z.exe"
-          # Self-extracting, see https://gitforwindows.org/zip-archives-extracting-the-released-archives.html
-          Start-Process .\PortableGit.7z.exe -Wait -Verbose -ArgumentList '-y -gm2'
-          ls -l PortableGit
-          echo "$((Get-Location).Path)\\PortableGit\\bin" >> $env:GITHUB_PATH
-          $env:Path += ";$((Get-Location).Path)\\PortableGit\\bin"
-          bash --version
-
       - name: Set environment variables
         env:
           BUILD_CUDA_VER: ${{ inputs.build-ctk-ver }}
@@ -135,21 +121,6 @@ jobs:
           name: ${{ env.CUDA_BINDINGS_ARTIFACT_NAME }}
           path: ${{ env.CUDA_BINDINGS_ARTIFACTS_DIR }}
 
-      - name: Install gh cli
-        # the GPU runner image does not have gh pre-installed...
-        env:
-          # doesn't seem there's an easy way to avoid hard-coding it?
-          GH_MSI_URL: https://github.com/cli/cli/releases/download/v2.67.0/gh_2.67.0_windows_amd64.msi
-        run: |
-          Invoke-WebRequest -Uri "$env:GH_MSI_URL" -OutFile "gh_installer.msi"
-          Start-Process msiexec.exe -Wait -Verbose -ArgumentList '/i "gh_installer.msi" /qn'
-          $GH_POSSIBLE_PATHS = "C:\\Program Files\\GitHub CLI", "C:\\Program Files (x86)\\GitHub CLI"
-          foreach ($p in $GH_POSSIBLE_PATHS) {
-              echo "$p" >> $env:GITHUB_PATH
-              $env:Path += ";$p"
-          }
-          gh --version
-
       - name: Install zstd
         # the GPU runner image does not have zstd pre-installed... and it's needed by actions/cache
         if: ${{ matrix.LOCAL_CTK == '1' }}

ci/test-matrix.json

@@ -86,8 +86,8 @@
   "windows": {
     "pull-request": [
       { "ARCH": "amd64", "PY_VER": "3.12", "CUDA_VER": "12.9.0", "LOCAL_CTK": "0", "GPU": "a100", "DRIVER": "latest" },
-      { "ARCH": "amd64", "PY_VER": "3.12", "CUDA_VER": "12.9.0", "LOCAL_CTK": "1", "GPU": "a100", "DRIVER": "latest" },
-      { "ARCH": "amd64", "PY_VER": "3.13", "CUDA_VER": "13.0.0", "LOCAL_CTK": "0", "GPU": "a100", "DRIVER": "latest" },
+      { "ARCH": "amd64", "PY_VER": "3.12", "CUDA_VER": "12.9.0", "LOCAL_CTK": "1", "GPU": "t4", "DRIVER": "latest" },
+      { "ARCH": "amd64", "PY_VER": "3.13", "CUDA_VER": "13.0.0", "LOCAL_CTK": "0", "GPU": "t4", "DRIVER": "latest" },
       { "ARCH": "amd64", "PY_VER": "3.13", "CUDA_VER": "13.0.0", "LOCAL_CTK": "1", "GPU": "a100", "DRIVER": "latest" }
     ],
     "nightly": [