app/overrides/add_banks_to_admin_configuration_sidebar.rb
Deface::Override.new(
virtual_path: 'spree/admin/shared/sub_menu/_configuration',
name: 'add_banks_to_admin_configuration_sidebar',
insert_bottom: "[data-hook='admin_configurations_sidebar_menu']",
text: %q{
<%= configurations_sidebar_menu_item(Spree.t(:banks), admin_banks_path) %>
}
)