feat: 🎸 add No scopes add to roles/role/scopes route (#2338)

* feat: 🎸 add No scopes add to roles/role/scopes route

✅ Closes: https://hashicorp.atlassian.net/browse/ICU-13878

* feat: 🎸 add new role ability

✅ Closes: https://hashicorp.atlassian.net/browse/ICU-13878

* refactor: 💡 fix permission for setting grant scopes on role

✅ Closes: https://hashicorp.atlassian.net/browse/ICU-13878

addons/api/addon/abilities/role.js

@@ -27,6 +27,13 @@ export default class RoleAbility extends ModelAbility {
     return this.hasAuthorizedAction('set-grants');
   }
 
+  /**
+   * @type {boolean}
+   */
+  get canSetGrantScopes() {
+    return this.hasAuthorizedAction('set-grant-scopes');
+  }
+
   /**
    * @type {boolean}
    */