Doc: extract documentation from all headers #875

Job	Run time
CMake build + tests (macOS-latest )	20s
CMake build + tests (macOS-latest -DZYAN_NO_LIBC=ON)	15s
Amalgamated build (Ubuntu 22.04)	7s
MSBuild build (windows-2022)	1m 43s
fuzzing (address)	10m 41s
CMake build + tests (windows-2022 )	1m 12s
fuzzing (undefined)	10m 7s
CMake build + tests (windows-2022 -DZYAN_NO_LIBC=ON)	1m 7s
fuzzing (memory)	11m 45s
CMake build + tests (ubuntu-22.04 )	9s
CMake build + tests (ubuntu-22.04 -DZYAN_NO_LIBC=ON)	7s
CMake build + tests (ubuntu-22.04 -DZYDIS_MINIMAL_MODE=ON -DZYDIS_FEATURE_ENCODER=OFF)	12s
CMake build + tests (windows-2022 -TClangCL)	2m 5s
	39m 50s

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