Rename doxygen and doxycopy target for consistency
Rename doxygen and doxycopy target for consistency

ptoharia/CMake,shurikasa/CMake,shurikasa/CMake,biddisco/CMake,ptoharia/CMake,ptoharia/CMake,biddisco/CMake,biddisco/CMake,shurikasa/CMake,biddisco/CMake,ptoharia/CMake,shurikasa/CMake