vk_rasterizer: Add placeholder

src/video_core/renderer_vulkan/vk_rasterizer.h

@@ -0,0 +1,13 @@
+// Copyright 2019 yuzu Emulator Project
+// Licensed under GPLv2 or any later version
+// Refer to the license.txt file included.
+
+#pragma once
+
+#include "video_core/rasterizer_interface.h"
+
+namespace Vulkan {
+
+class RasterizerVulkan : public VideoCore::RasterizerInterface {};
+
+} // namespace Vulkan