fix: track missing test files referenced in CMakeLists.txt #8

Job	Run time
build-core (ubuntu-22.04, x86_64, linux-x86_64)	17s
build-core (windows-2022, x86_64, windows-x86_64)	21s
build-core (macos-14, arm64, macos-arm64)	11s
release	-1s
	48s

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