Fix hostname arguments to get a single IP address instead of many

git-svn-id: file:///git/lcgcool.svndb/cool/trunk@20094 4525493e-7705-40b1-a816-d608a930855b

overrideSetupCMake.sh

 CORAL_base=
 if [ "$HOSTNAME" == "buildcoverity.cern.ch" ]; then
   CORAL_base=/builda/Persistency/CORAL/trunk
-elif [ "$HOSTNAME" == "moonshot-arm64-04" ] || [ `hostname -I` == "128.142.167.75" ]; then
+elif [ "$HOSTNAME" == "moonshot-arm64-04" ] || [ `hostname -i` == "128.142.167.75" ]; then
   CORAL_base=/home/avalassi/CORAL/trunk
 elif [ "$USER" == "avalassi" ]; then
   CORAL_base=/home/avalassi/CORAL/trunk