Updated Cobalt /etc/hosts and /etc/resolve.conf check after removal of CEP2

SubSystems/Online_Cobalt/validation/system/network/hosts.test

@@ -11,8 +11,6 @@ fgrep sasdb  /etc/hosts || exit 1
 fgrep kis001 /etc/hosts || exit 1
 fgrep sasdb /etc/hosts || exit 1
 
-fgrep lcs015 /etc/hosts || exit 1
-
 for i in `seq -w 1 8`
 do
   fgrep "cbm00$i" /etc/hosts || exit 1

SubSystems/Online_Cobalt/validation/system/network/resolvconf.test

 #!/bin/bash
 
 # Check for the presence of the various LOFAR domains
-for DOMAIN in infiniband.lofar cep2.lofar online.lofar control.lofar
+for DOMAIN in infiniband.lofar online.lofar control.lofar
 do
   grep "^search.*\b$DOMAIN\b" /etc/resolv.conf || exit 1
 done