docs(queryInterface): bulkDelete truncate support options (#11486)

lib/query-interface.js

@@ -1089,6 +1089,8 @@ class QueryInterface {
    * @param {Object}  where                where conditions to find records to delete
    * @param {Object}  [options]            options
    * @param {boolean} [options.truncate]   Use truncate table command   
+   * @param {boolean} [options.cascade=false]         Only used in conjunction with TRUNCATE. Truncates  all tables that have foreign-key references to the named table, or to any tables added to the group due to CASCADE.
+   * @param {boolean} [options.restartIdentity=false] Only used in conjunction with TRUNCATE. Automatically restart sequences owned by columns of the truncated table.
    * @param {Model}   [model]              Model
    *
    * @returns {Promise}