nm-certs permission (#2308)

* nm-certs permission

* single quotes error

scripts/nm-quick.sh

@@ -331,7 +331,7 @@ save_config_item() { (
 	# echo "VALUE $VALUE"
 	if grep -q "^$NAME=" "$CONFIG_PATH"; then
 		# TODO escape | in the value
-		sed -i "s|$NAME=.*|$NAME='$VALUE'|" "$CONFIG_PATH"
+		sed -i "s|$NAME=.*|$NAME=$VALUE|" "$CONFIG_PATH"
 	else
 		echo "$NAME=\"$VALUE\"" >>"$CONFIG_PATH"
 	fi
@@ -747,6 +747,7 @@ install_netmaker() {
 	save_config
 
 	# Fetch / update certs using certbot
+	chmod +x "$SCRIPT_DIR"/nm-certs.sh
 	"$SCRIPT_DIR"/nm-certs.sh
 
 	echo "Starting containers..."