fix: primitiveArray add new item resets form dirtyState

[awesthouse]

When adding a new item to PrimitiveArray, it (probably rerenders the list and) resets form DirtyState for all fields in the list. Need to be able to keep track of dirty fields, so it shouldn't rerender in the way it does now

Skjermopptak.2024-03-15.kl.12.44.07.mov