Set module_roots in test/config/config.yaml to defaults. (#14517)
Set module_roots in test/config/config.yaml to defaults. (#14517)


LLNL/spack,LLNL/spack,iulian787/spack,LLNL/spack,iulian787/spack,iulian787/spack,iulian787/spack,LLNL/spack,LLNL/spack,iulian787/spack