Vulkan: Investigate lack of weapons light effects

[JKSunny]

Aldo Koon reported:
The lights from effects on Vulkan just don't seem to interact with the environment in the map from what I can see.
I felt it because I use our HD Pack with vanilla renderer and it was very obvious when trying that out with Vulkan.

Get the JoF HD Pack here

Vanilla

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Vulkan