'T19933-Outline-of-segmentation-fix-rebase' master merge with already approved core-change (D30)

Summary:
Due to incorrect merging the master-push failed with this feature. The core-changes have already been approved and the corresponding D30-diff has already been closed.
Please approve this merge-request.

Merge branch 'T19933-Outline-of-segmentation-fix-rebase'

Test Plan: -

Reviewers: goch, O1 MITK Core

Reviewed By: goch, O1 MITK Core

Subscribers: goch, kalali

Maniphest Tasks: T19933

Differential Revision: https://phabricator.mitk.org/D31