build: Complete migration to CMake (legacy build system removal) PR run #23

Job	Run time
Build / ares-windows-x64	7m 4s
Build / ares-windows-x64-gcc	14m 19s
Build / ares-windows-clang-cl-x64	10m 27s
Build / ares-windows-clang-cl-arm64	10m 9s
Build / ares-windows-msvc-x64	6m 23s
Build / ares-windows-msvc-arm64	7m 30s
Build / ares-macos-universal	11m 41s
Build / ares-ubuntu	8m 41s
	1h 16m 14s

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