ci: opt ilammy/msvc-dev-cmd into Node.js 24 to clear deprecation warning

copilot-swe-agent[bot]

yesterday dca2fee83238dc6ac242dac82e5d91dcab7e0174

 .github/workflows/build.yml

@@ -59,6 +59,10 @@
    - name: Setup MSVC Developer Command Prompt (x86)
      if: runner.os == 'Windows'
      uses: ilammy/msvc-dev-cmd@v1
      env:
        # Opt in to Node.js 24 for this action, which still ships on Node.js 20.
        # See https://github.com/ilammy/msvc-dev-cmd/issues/99
        FORCE_JAVASCRIPT_ACTIONS_TO_NODE24: true
      with:
        arch: x86
    - name: Build Windows native executables