We should not be overdoing it: it should be owned by user cta but we do not...

We should not be overdoing it: it should be owned by user cta but we do not care about the group. This was failing in CI as cta group does not exist anymore

continuousintegration/orchestration/create_instance.sh

@@ -307,7 +307,7 @@ done
 [ "`kubectl --namespace=${instance} exec ctaeos -- bash -c "[ -f /etc/eos.keytab ] && echo -n Ready || echo -n Not ready"`" = "Ready" ] || die "TIMED OUT"
 kubectl --namespace=${instance} exec ctaeos -- grep ${EOSINSTANCE} /etc/eos.keytab | sed "s/daemon/${EOSINSTANCE}/g" |\
 kubectl --namespace=${instance} exec -i ctafrontend -- \
-bash -c "cat > /etc/cta/eos.sss.keytab.tmp; chmod 400 /etc/cta/eos.sss.keytab.tmp; chown cta:cta /etc/cta/eos.sss.keytab.tmp; mv /etc/cta/eos.sss.keytab.tmp /etc/cta/eos.sss.keytab"
+bash -c "cat > /etc/cta/eos.sss.keytab.tmp; chmod 400 /etc/cta/eos.sss.keytab.tmp; chown cta /etc/cta/eos.sss.keytab.tmp; mv /etc/cta/eos.sss.keytab.tmp /etc/cta/eos.sss.keytab"
 echo OK
 
 echo -n "Waiting for EOS to be configured"