added ability to pull groups from cert

update-NebulaNodeCert

@@ -35,6 +35,8 @@ set -- "${POSITIONAL[@]}" # restore positional parameters
 
 NODENAME=$(${NEBULACERTBINPATH} print -path ${CERTPATH} -json | jq -s .[].details.name | sed 's/["]//g')
 NODEIPS=$(${NEBULACERTBINPATH} print -path ${CERTPATH} -json | jq -s --compact-output .[].details.ips | sed 's/[]["]//g')
+NODEGROUPS=($(${NEBULACERTBINPATH} print -path ${CERTPATH} -json | jq -s --compact-output .[].details.groups | sed 's/[]["]//g' | sed 's/./ /g'))
 
 echo "Node Name: ${NODENAME}"
-echo "Node IPs: ${NODEIPS}"
+echo "Node IPs: ${NODEIPS}"
+echo "Node Groups: ${NODEGROUPS}"