Fix issue when sequential column permutations vary between processes#144

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sebastiangrimberg wants to merge 1 commit intoxiaoyeli:masterfrom sebastiangrimberg:sjg/serial-colperm-det

+79-101

Commits on May 31, 2023

Compute METIS and COLAMD column permutations on root process and broadcast in order to avoid possibly different results on different processes
sebastiangrimberg
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