Add meson build system support (#525) #20

Job	Run time
Amalgamated build (Ubuntu 22.04)	4s
CMake build + tests (macos-latest )	20s
fuzzing (address)	8m 36s
CMake build + tests (macos-latest -DZYAN_NO_LIBC=ON)	13s
fuzzing (undefined)	9m 22s
CMake build + tests (windows-2022 )	42s
MSBuild build (windows-2022)	1m 3s
Meson build + tests (macos-latest, debug default)	19s
CMake build + tests (windows-2022 -DZYAN_NO_LIBC=ON)	58s
fuzzing (memory)	8m 50s
Meson build + tests (windows-2022, debug default)	53s
CMake build + tests (ubuntu-22.04 )	8s
Meson build + tests (ubuntu-22.04, debug default)	12s
CMake build + tests (ubuntu-22.04 -DZYAN_NO_LIBC=ON)	6s
Meson build + tests (windows-2022, debug NO_LIBC)	1m 18s
CMake build + tests (ubuntu-22.04 -DZYDIS_MINIMAL_MODE=ON -DZYDIS_FEATURE_ENCODER=OFF)	9s
Meson build + tests (ubuntu-22.04, debug NO_LIBC)	7s
CMake build + tests (windows-2022 -TClangCL)	2m 28s
Meson build + tests (macos-latest, release default)	20s
Meson build + tests (windows-2022, release default)	1m 51s
Meson build + tests (ubuntu-22.04, release default)	40s
Meson build + tests (windows-2022, release NO_LIBC)	1m 36s
Meson build + tests (ubuntu-22.04, release NO_LIBC)	9s
Meson build + tests (ubuntu-22.04, minsize )	13s
	40m 37s

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