Update defaults.inc

defaults.inc

@@ -45,7 +45,7 @@ if [ -f ${NM_FOLDER}/defaults.local.inc ]; then
 	for k in "${!NM_NODETYPES[@]}"; do
 		echo "${NM_NODETYPES["$k"]} ${k}"
 	done | sort -f | while read desc nmtype; do
-		NODE_TYPES+=("`echo $nmtype`")
+		NODE_TYPES+=(("`echo $nmtype`"))
 		echo "$nmtype - $desc"
 	done