hasvk: add video engine support in various places

[dancingmirrors: A few forward port fixes.]

src/intel/vulkan_hasvk/genX_state.c

@@ -123,6 +123,9 @@ genX(init_device_state)(struct anv_device *device)
       case INTEL_ENGINE_CLASS_RENDER:
          res = init_render_queue_state(queue);
          break;
+      case INTEL_ENGINE_CLASS_VIDEO:
+         res = VK_SUCCESS;
+         break;
       default:
          res = vk_error(device, VK_ERROR_INITIALIZATION_FAILED);
          break;