[PRQ#68655] Merge Request for arpack++

envolution [1] filed a request to merge arpack++ [2] into arpackpp [3]: This is the current active fork [1] https://aur.archlinux.org/account/envolution/ [2] https://aur.archlinux.org/pkgbase/arpack++/ [3] https://aur.archlinux.org/pkgbase/arpackpp/