fix: updated function that was used in an example

[svalvaro]

Issue #455

Old function was used in an example. The example could not be used.

DoD

• [x] Major project work has a corresponding task. If there’s no task for what you are doing, create it. Each task needs to be well defined and described.

• [x] Change has been tested (manually or with automated tests), everything runs correctly and works as expected. No existing functionality is broken.

• [x] No new error or warning messages are introduced.

• [x] All interaction with a semantic functions, examples and docs are written from the perspective of the person using or receiving it. They are understandable and helpful to this person.

• [x] If the change affects code or repo sctructure, README, documentation and code comments should be updated.

• [x] All code has been peer-reviewed before merging into any main branch.

• [x] All changes have been merged into the main branch we use for development (develop).

• [x] Continuous integration checks (linter, unit tests) are configured and passed.

• [x] Unit tests added for all new or changed logic.

• [x] All task requirements satisfied. The reviewer is responsible to verify each aspect of the task.

• [x] Any added or touched code follows our style-guide.