Fixes a bug where pointer types for the following functions would be marked as long:
    vkGetDeviceGroupPeerMemoryFeatures
    vkGetDeviceGroupSurfacePresentModesKHR
    vkGetPhysicalDeviceSurfacePresentModesKHR
Signed-off-by: Liam Middlebrook <lmiddlebrook@nvidia.com>
Signed-off-by: James Jones <jajones@nvidia.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>