MoltenVK-DXVK removal

[Gcenx]

I’ve completely retired and retroactively removed MoltenVK-DXVK packages from my MoltenVK mirror.

This was a janky way to get DXVK working on macOS but caused false positives for other applications/games that used Vulkan.

Wineskin is now using stock versions of MoltenVK, this won’t affect new wrapper that make use of the provided DXVK-macOS verbs from the winetricks menu.