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## Environment
macOS Big-sur
**Liquibase Version**:
4.4.0
**Liquibase Integration & Version**:
CLI
**Operating System Type & Version**:
macOS big sur

## Description
After i had installed liquibase **4.4.0** from [official site](https://www.liquibase.org/download)  installer for mac os
i found out that command **updateTestingRollback** not working error was something like Unexpected token  `updateTestingRollback` (don't worry i had setted up uri, username and password parameters). Than i went to documentation and it was not marked as deprecated.
After that i typed `liquibase updateTestingRollback --help` in my terminal and the command was not in list of commands.

## Steps To Reproduce
List the steps to reproduce the behavior.

1. Download installer with version 4.4.0 from [official site](https://www.liquibase.org/download).
1. Install liquibase.
1. run `liquibase updateTestingRollback --help` in terminal and see there is no command in list of available commands.


return null;
        }
        return this.preUpdateHub(operationType, operationCommand, connection, null, null, null, null);
    }
    /**
     * This method performs a syncHub and returns a new Operation instance
     * If there is an error or the Hub is not available it returns null
     *
     * @param operationType     Operation type (UPDATE, ROLLBACK, or CHANGELOGSYNC)
     * @param operationCommand  Specific command which is executing (update, update-count, etc.)
     * @param connection        Connection for this operation
     * @param changeLogFile     Path to DatabaseChangelog for this operation
     * @param contexts          Contexts to use for filtering
     * @param labelExpression   Labels to use for filtering
     * @param changeLogIterator Iterator to use for going through change sets
     * @return Operation        Valid Operation object or null
     * @throws LiquibaseHubException Thrown by HubService
     * @throws DatabaseException     Thrown by Liquibase core
     * @throws LiquibaseException    Thrown by Liquibase core
     */
    public Operation preUpdateHub(String operationType,
                                  String operationCommand,
                                  Connection connection,
                                  String changeLogFile,
                                  Contexts contexts,
                                  LabelExpression labelExpression,
                                  ChangeLogIterator changeLogIterator)
            throws LiquibaseHubException, DatabaseException, LiquibaseException, SQLException {
        
        Executor executor = Scope.getCurrentScope().getSingleton(ExecutorService.class).getExecutor("jdbc", database);