einsum: fixed another permutation-related logic bug in hadamard reduc… #1307

Job	Run time
macos-latest: clang++ Release Pthreads	27m 47s
macos-latest: clang++ Release PaRSEC	24m 48s
macos-latest: clang++ Debug Pthreads	7m 28s
macos-latest: clang++ Debug PaRSEC	10m 14s
ubuntu-24.04: /usr/bin/g++-14 Release Pthreads	11m 24s
ubuntu-24.04: /usr/bin/g++-14 Release PaRSEC	27m 24s
ubuntu-24.04: /usr/bin/g++-14 Debug Pthreads	21m 45s
ubuntu-24.04: /usr/bin/g++-14 Debug PaRSEC	12m 7s
	2h 22m 57s

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