Input's Class Field Listing Missing From App Structure Properties

Wappler Version : 2.4.5
Operating System : Windows 10

Expected behavior

When an input is viewed in the App Structure properties, it should have a class field to edit

Actual behavior

If you take the form-control class off the input, then the class field disappears from App Structure properties window.

How to reproduce

Try it and see! The appearance of the class field in the properties toggles depending on class form-control being set.