[PRQ#77939] Merge Request for dcrdex

JoeGruff [1] filed a request to merge dcrdex [2] into bisonw [3]: I am the maintainer of both dcrdex and bisonw. We rebranded our product to bisonw, so we would like to either delete or "merge" this package, dcrdex, into bisonw. Thank you. [1] https://aur.archlinux.org/account/JoeGruff/ [2] https://aur.archlinux.org/pkgbase/dcrdex/ [3] https://aur.archlinux.org/pkgbase/bisonw/