* feat: 🎸 add sorting to roles/index route Add sortAttribute and sortDirection query params, and use values in this.store.query sorting option ✅ Closes: https://hashicorp.atlassian.net/browse/ICU-16784 * refactor: 💡 use manual hds table components for custom sort This refactor uses the underlying hds components directly in order to support custom sorting, see: https://helios.hashicorp.design/components/table/table?tab=code#custom-sorting-using-the-yielded-sorting-argumentsfunctions ✅ Closes: https://hashicorp.atlassian.net/browse/ICU-16784 * feat: 🎸 wire-up query param state, controller action with table ✅ Closes: https://hashicorp.atlassian.net/browse/ICU-16784 * test: 💍 add sorting tests for admin roles list ✅ Closes: https://hashicorp.atlassian.net/browse/ICU-16784