bug: win-arm64 environment broken #6921

❯ pixi run build-win-arm64
 WARN win-arm64 is not supported by the current environment, falling back to win-64 (emulation)
✨ Pixi task (build-win-arm64 in win-arm64): spin build --with-scipy-openblas=32 --setup-args=-Duse-pythran=false: (Build SciPy (default settings))

❯ pixi list -e win-arm64
Environment: win-arm64
Installed for: win-arm64

❯ pixi run -e win-arm64 build-win-arm64
✨ Pixi task (build-win-arm64 in win-arm64): spin build --with-scipy-openblas=32 --setup-args=-Duse-pythran=false: (Build SciPy (default settings))
spin: command not found

❯ pixi run -e win-arm64 spin
Usage: spin [OPTIONS] COMMAND [ARGS]...

  Developer tool for scipy

Options:
  --version  Show the version and exit.
  --help     Show this message and exit.