message: Fix generate upstream
diff: @@ -20,7 +20,7 @@ set -o nounset
  uberenv_url="https://github.com/mfem/mfem-uberenv.git"
  uberenv_ref="c9f95ab4d51c283a5e18d8f850a52935a402f679"
  -[[ ! -d scripts/uberenv ]] && git clone ${uberenv_url} tests/uberenv
  +[[ ! -d tests/uberenv ]] && git clone ${uberenv_url} tests/uberenv
  cd tests/uberenv
  git fetch origin ${uberenv_ref}
  git checkout ${uberenv_ref}
  