shouldn't be calculating the nhc.conf and we don't need to install vncservers from packages

CICD/plays/computenodes.yml

@@ -69,10 +69,8 @@
   - vars/slurm.yml
   roles:
   - { role: slurm_config, tags: [ slurm_config, slurm ] }
-  - { role: calculateNhcConfig, tags: [ nhc, slurm ] }
   - { role: nhc, tags: [ nhc, slurm ] }
   - { role: slurm-start, start_slurmd: True, tags: [ slurm, slurm-start ] }
-  - { role: vncserver, tags: [ other ] }
     #  - { role: jasons_ssh_ca, tags: [ other ] }
   #- { role: extra_packages, tags: [ other, extra_packages ] } # commented because it takes forever! good enough if this gets tested on clusterbuild
   #- { role: telegraf, telegraf_install_rpm_url: 'http://consistency0/src/telegraf-1.12.6-1.x86_64.rpm', tags: [ monitoring,SiteSpecific ] }