Remove echo statements from setup-env.sh
Remove echo statements from setup-env.sh

setup-env.sh adds the 'module' command to the user's environment
if it is not defined and if there is a Spack installation of
environment-modules available. This commit updates that logic to
perform these checks and updates quietly.
iulian787/spack,skosukhin/spack,EmreAtes/spack,LLNL/spack,mfherbst/spack,krafczyk/spack,iulian787/spack,LLNL/spack,lgarren/spack,mfherbst/spack,LLNL/spack,krafczyk/spack,tmerrick1/spack,skosukhin/spack,mfherbst/spack,matthiasdiener/spack,iulian787/spack,krafczyk/spack,matthiasdiener/spack,tmerrick1/spack,mfherbst/spack,EmreAtes/spack,matthiasdiener/spack,iulian787/spack,tmerrick1/spack,lgarren/spack,skosukhin/spack,TheTimmy/spack,mfherbst/spack,skosukhin/spack,skosukhin/spack,lgarren/spack,EmreAtes/spack,lgarren/spack,lgarren/spack,krafczyk/spack,matthiasdiener/spack,TheTimmy/spack,EmreAtes/spack,iulian787/spack,TheTimmy/spack,TheTimmy/spack,tmerrick1/spack,EmreAtes/spack,tmerrick1/spack,matthiasdiener/spack,LLNL/spack,krafczyk/spack,TheTimmy/spack,LLNL/spack