feat: test against wit-bingen tests (#16) #7

Job	Run time
build (ubuntu-24.04, linux-ninja-Release, linux-ninja-Release, TGZ;DEB;RPM, build/cmcpp-*.tar.gz ...	2m 19s
build (windows-2022, vcpkg-VS-17, VS-17-Release, ZIP;NSIS, -C Release, build/cmcpp-*.zip build/cm...	3m 0s
	5m 19s

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