Bug: Refract does not render in `func_reflective_glass`

[ErinRoseWebs69]

Describe the bug

To Reproduce

Have a func_relfective_glass setup, with refract visible in the reflection.

Issue Map

Any

Expected Behavior

Refract should render like normal.

Operating System

Windows 10

[MyGamepedia]

I'm not sure if it's disabled on purpose or its a bug, because in water reflections you can see an object with refract shader, and it looks very broken.