The mouse cursor changes to the pointing hand shape when hovering over the creative inventory scroll bar's bounds even if it's invisible or inactive

The mouse cursor changes to the pointing hand shape when hovered over the creative inventory scrollbar bounds even if it's invisible or inactive.

To Reproduce (invisible scrollbar):

1. Open the Creative Inventory screen

2. Navigate to the Survival Inventory tab

3. Place cursor over where the scrollbar usually is

4. Observe the mouse cursor changing shape to pointing hand

To Reproduce (inactive scrollbar):

1. Enable Operator Items Tab

2. Open the Creative Inventory screen

3. Navigate to the Operator Utilities tab

4. Place cursor over the inactive scrollbar

5. Observe the mouse cursor changing shape to pointing hand

Additional Context:

Introduced in snapshot 25w46a when MC-303764 was fixed.