change how single_node_lvm is set
change how single_node_lvm is set

This should be set when the workflow name is known, so it should be done
by the generator so templating it is not needed because generator.py
will overwrite this anyway.
ICGC-TCGA-PanCancer/cli,ICGC-TCGA-PanCancer/cli,ICGC-TCGA-PanCancer/cli