Add support for doing these overrides for all available WSIs.
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Use vk_wsi_ensure_min_image_count instead of X11 specific vk_x11_ensure_min_image_count for Doom Eternal.
Doom Eternal is one of the games we want to use Gamescope WSI for on Steam Deck/SteamOS for HDR support.
Gamescope WSI maps X11/XCB -> Wayland WSI, bypassing XWayland.
We need to update this driconf entry so we don't regress performance when moving to Gamescope WSI.