Moved _GND_NAME_RE with other global variables in data.py
Moved _GND_NAME_RE with other global variables in data.py

shikhar413/openmc,walshjon/openmc,amandalund/openmc,walshjon/openmc,paulromano/openmc,paulromano/openmc,liangjg/openmc,smharper/openmc,liangjg/openmc,shikhar413/openmc,walshjon/openmc,mit-crpg/openmc,shikhar413/openmc,paulromano/openmc,mit-crpg/openmc,paulromano/openmc,mit-crpg/openmc,shikhar413/openmc,liangjg/openmc,amandalund/openmc,walshjon/openmc,mit-crpg/openmc,liangjg/openmc,amandalund/openmc,smharper/openmc,smharper/openmc,amandalund/openmc,smharper/openmc