vulkan/wsi: Make get_blit_queue return a struct vk_queue *

Reviewed-by: Lars-Ivar Hesselberg Simonsen <lars-ivar.simonsen@arm.com>
Reviewed-by: Adam Jackson <ajax@redhat.com>
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/36827>

src/microsoft/vulkan/dzn_wsi.c

@@ -39,12 +39,12 @@ dzn_wsi_get_d3d12_command_queue(VkDevice dev)
    return device->swapchain_queue->cmdqueue;
 }
 
-static VkQueue
+static struct vk_queue *
 dzn_wsi_get_blit_queue(VkDevice dev)
 {
    VK_FROM_HANDLE(dzn_device, device, dev);
 
-   return dzn_queue_to_handle(device->swapchain_queue);
+   return &device->swapchain_queue->vk;
 }
 
 static bool