#### SUMMARY
This feature would implement a UpdateUserName command for the Accounts category of redfish_command, to update user name. And also implement a UpdatePasswordPolicy command for the Accounts category of redfish_command to change password policy.

##### ISSUE TYPE
- Feature Idea

##### COMPONENT NAME
redfish_command

##### ADDITIONAL INFORMATION
These 2 commands would help user to update user name or update password policy

"AddUser": rf_utils.add_user,
            "EnableUser": rf_utils.enable_user,
            "DeleteUser": rf_utils.delete_user,
            "DisableUser": rf_utils.disable_user,
            "UpdateUserRole": rf_utils.update_user_role,
            "UpdateUserPassword": rf_utils.update_user_password
        }
        
        result = rf_utils._find_accountservice_resource()
        if result['ret'] is False:
            module.fail_json(msg=to_native(result['msg']))
        for command in command_list:
            result = ACCOUNTS_COMMANDS[command](user)
    elif category == "Systems":
        
        result = rf_utils._find_systems_resource()
        if result['ret'] is False:
            module.fail_json(msg=to_native(result['msg']))
        for command in command_list:
            if "Power" in command:
                result = rf_utils.manage_system_power(command)
            elif command == "SetOneTimeBoot":
                result = rf_utils.set_one_time_boot_device(
                    module.params['bootdevice'],
                    module.params['uefi_target'],
                    module.params['boot_next'])
    elif category == "Chassis":
        result = rf_utils._find_chassis_resource()
        if result['ret'] is False:
            module.fail_json(msg=to_native(result['msg']))