Adding nvhpc to kuma

ci/setup_spack.sh

@@ -86,6 +86,11 @@ modules:
       tcl: ${STACK_LOCATION}/spack/share/spack/modules/${environment}
 EOF
 
+$STACK_LOCATION/spack/bin/spack config \
+  --scope defaults \
+  rm \
+  'modules:default:lmod:hierarchy'
+
 mirrors=$(jq -Mrc '
 .spack.mirrors
   | to_entries