[DMN Designer] Boxed Expression editor - The decision table sometimes loses the output column name

Scenario 1 (when the model was created on other vendors):
When users open a BKM from other vendors, the decision table is missing the output column name and type:

Scenario 2 (when output column has literal structure):
https://github.com/kiegroup/kie-tooling-store/issues/79#event-5082502723