Ore UI sliders show a focus highlight when not using gamepad, keyboard, etc.

How to reproduce:

1. Find a screen that contains an ore UI slider
2. Hover your mouse over the slider
3. Observe how the slider shows a focus highlight compared to other elements

Observed results:
Ore UI sliders show a focus highlight when not using an input method that uses focus highlights.

Expected results:
Ore UI sliders should not show a focus highlight on an input method that doesn't use focused highlights.