cmake DirectX11 examples

OGRECave/ogre CMake/Dependencies.cmake :259 

find_package(DirectX11)

ezEngine/ezEngine Code/BuildSystem/CMake/CMakeUtils/ezUtilsDX11.cmake :20 

find_package(DirectX11 REQUIRED)

xxxzhou/aoce code/aoce_win/CMakeLists.txt :3 

find_package(DirectX11 REQUIRED)