Update gateway_eui retrieval for new images

Author: xoseperez

lib/rakpios-cli-service-deploy

@@ -391,7 +391,7 @@ do_print_post_up_info() {
         container_name_raw=$(do_get_property "$service_to_start" name)
         docker_container_id=$(docker ps -aqf name=${container_name_raw})
         sleep 5
-        GATEWAY_EUI=$(docker exec -it ${container_name_raw} ./get_eui.sh | tr -cd  '[a-zA-Z][0-9]'|sed s/GatewayEUI//)
+        GATEWAY_EUI=$(docker exec -it ${container_name_raw} gateway_eui  | tr [a-z] [A-Z] | cut -d' ' -f3)
         whiptail --title "Notes" --msgbox "Container id : $docker_container_id \nGateway EUI  : $GATEWAY_EUI \n \n$post_up_info" 30 78
 
     # Portainer post-up