RenderBase: Forward declare EFBAccessType

Source/Core/VideoCommon/VertexManagerBase.cpp

@@ -2,6 +2,8 @@
 // Licensed under GPLv2+
 // Refer to the license.txt file included.
 
+#include "VideoCommon/VertexManagerBase.h"
+
 #include <memory>
 
 #include "Common/BitSet.h"
@@ -21,8 +23,8 @@
 #include "VideoCommon/RenderBase.h"
 #include "VideoCommon/TextureCacheBase.h"
 #include "VideoCommon/VertexLoaderManager.h"
-#include "VideoCommon/VertexManagerBase.h"
 #include "VideoCommon/VertexShaderManager.h"
+#include "VideoCommon/VideoBackendBase.h"
 #include "VideoCommon/VideoConfig.h"
 #include "VideoCommon/XFMemory.h"