Removing unused reference

Signed-off-by: mrieggeramzn <[email protected]>

Gem/Code/Source/Platform/Windows/atomsampleviewer_windows_files.cmake

@@ -12,7 +12,6 @@ set(FILES
     MultiThreadComponent_Traits_Platform.h
     SceneReloadSoakTestComponent_Traits_Platform.h
     SSRExampleComponent_Traits_Platform.h
-    TriangleConstantBufferExampleComponent_Traits_Platform.h
     SampleComponentManager_Windows.cpp
     StreamingImageExampleComponent_Windows.cpp
     Utils_Windows.cpp