Opencart 3.0.2.0 Platform and Template Upgrade

Only experienced developers needed since that site is clean has no errors of any kind, so we do not want any errors loading after upgrade.

1. Upgrade Opencart Version 3.0.2.0 to the most current one
2. Upgrade same template we currently have – Opencart Basel Template – to the current version. (same exact template with upgrade and more features)
3. Upgrade same exact extension we have now – UKSB Sitemap we have now so just upgrade.