Feature: #78103 - Add missing information status for addSystemMessage

See Issue #78103

Description

Adds the possibility to pass and set status parameter TYPO3\CMS\Backend\Toolbar\Enumeration\InformationStatus through addSystemInformation() in SystemInformationToolbarItem.

Impact

All system information added by addSystemInformation() will now pass InformationStatus::STATUS_NOTICE as default value.