Gravity Forms Address Enhanced v1.3.2 adds districts of Uganda (UG); is WooCommerce 3.7 compatible.
Districts of Uganda
WooCommerce 3.7 will add support for the districts of Uganda (code UG) in the checkout, so I’ve added them to this plugin to ensure compatibility.
You can update to the latest version from your WordPress plugin admin page. Here’s the full changelog for Gravity Forms Address Enhanced.