EIGEN_HAS_MAJOR_VERSION_5 -> EIGEN_HAS_CXX17, #1440

Job	Run time
ubuntu-24.04: /usr/bin/g++-14 Debug Pthreads	20m 42s
macos-latest: clang++ Debug PaRSEC	21m 8s
macos-latest: clang++ Debug Pthreads	21m 18s
macos-latest: clang++ Release PaRSEC	20m 56s
macos-latest: clang++ Release Pthreads	21m 58s
ubuntu-24.04: /usr/bin/g++-14 Debug PaRSEC	20m 0s
ubuntu-24.04: /usr/bin/g++-14 Release PaRSEC	24m 48s
ubuntu-24.04: /usr/bin/g++-14 Release Pthreads	25m 1s
	2h 55m 51s

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