OPNSense/core 9f57967 — src/opnsense/mvc/app/models/OPNsense/Base/FieldTypes AuthGroupField.php, src/opnsense/mvc/tests/app/models/OPNsense/Base/FieldTypes AuthGroupFieldTest.php
MVC: refactor AuthGroupField and add unit test for https://github.com/opnsense/core/issues/3252