Fixed unit test for T27200
Summary:
Needed due to changed event trigger count,
because internal logic was cleaned up.
Signed-off-by: Ralf Floca <r.floca@dkfz-heidelberg.de>
Test Plan: review and unit test
Reviewers: O3 MITK Reviewer Group II, kislinsk
Reviewed By: O3 MITK Reviewer Group II, kislinsk
Differential Revision: https://phabricator.mitk.org/D315