message: Enable --remote_download_minimal for Windows RBE build
  A roll-forward of cl/370462021, but only on Windows.
  This avoids creating runfiles tree on the local machine, which is very slow.
diff: @@ -505,6 +505,7 @@ build:rbe_win --define=override_eigen_strong_inline=true
  build:rbe_win --jobs=100
  # Don't build the python zip archive in the RBE build.
  +build:rbe_win --remote_download_minimal
  build:rbe_win --enable_runfiles
  build:rbe_win --nobuild_python_zip
  