Schedules should display list variables and elements of assigned workflows

Current Situation

• A workflow W1 makes use of a list variable L1.
• When the schedule S1 is assigned the workflow W1, then the list variable is not visible. When leaving the schedule view and returning then L1 is displayed in S1.

Desired Behavior

• When the schedule S1 is assigned the workflow W1, then a list variable should be visible in S1 including any elements of the list variable.