message: Fix use shared upstream
diff: @@ -32,7 +32,7 @@ then
  upstream_opt=""
  if [[ ${CI_COMMIT_BRANCH:-"master"} != "master" && ${sys_type} != "" ]]
  then
  - upstream_opt="--upstream=/usr/workspace/mfem/mfem-spack-upstream/uberenv_libs"
  + upstream_opt="--upstream=/usr/workspace/mfem/spack-upstream/uberenv_libs"
  fi
  prefix_opt=""
  