fixup: add spack setup-env.sh source

Author: gknapp1

docker/ubuntu

@@ -89,9 +89,10 @@ RUN . /opt/spack-environment/activate.sh && \
 
 # Set entry point
 RUN { \
-      echo '.' /opt/spack-environment/activate.sh \
-      && echo export OMPI_ALLOW_RUN_AS_ROOT=1 \
+      echo export OMPI_ALLOW_RUN_AS_ROOT=1 \
       && echo export OMPI_ALLOW_RUN_AS_ROOT_CONFIRM=1 \
+      && echo '.' /opt/spack/share/spack/setup-env.sh \
+      && echo '.' /opt/spack-environment/activate.sh \
     } > /.bashrc \
 &&  { \
       echo '#!/bin/sh' \